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Messages

In this section we describe the processing of the exchange messages and the corresponding updates to the state. All created/modified state objects specified by each message are defined within the State Transitions section.

Msg/Deposit

MsgDeposit defines a SDK message for transferring coins from the sender's bank balance into the subaccount's exchange deposits.

type MsgDeposit struct {
Sender string
// (Optional) bytes32 subaccount ID to deposit funds into. If empty, the coin will be deposited to the sender's default
// subaccount address.
SubaccountId string
Amount types.Coin
}

Fields description

  • Sender field describes the address who deposits.
  • SubaccountId describes the ID of a sub-account to receive a deposit.
  • Amount specifies the deposit amount.

Msg/Withdraw

MsgWithdraw defines a SDK message for withdrawing coins from a subaccount's deposits to the user's bank balance.

type MsgWithdraw struct {
Sender string
// bytes32 subaccount ID to withdraw funds from
SubaccountId string
Amount types.Coin
}

Fields description

  • Sender field describes the address to receive withdrawal.
  • SubaccountId describes the ID of a sub-account to withdraw from.
  • Amount specifies the withdrawal amount.

Msg/InstantSpotMarketLaunch

MsgInstantSpotMarketLaunch defines a SDK message for creating a new spot market by paying listing fee without governance. The fee is sent to the community spend pool.

type MsgInstantSpotMarketLaunch struct {
Sender string
Ticker string
BaseDenom string
QuoteDenom string
MinPriceTickSize sdk.Dec
MinQuantityTickSize sdk.Dec
}

Fields description

  • Sender field describes the creator of this msg.
  • Ticker describes the ticker for the spot market.
  • BaseDenom specifies the type of coin to use as the base currency.
  • QuoteDenom specifies the type of coin to use as the quote currency.
  • MinPriceTickSize defines the minimum tick size of the order's price.
  • MinQuantityTickSize defines the minimum tick size of the order's quantity.

Msg/InstantPerpetualMarketLaunch

MsgInstantPerpetualMarketLaunch defines a SDK message for creating a new perpetual futures market by paying listing fee without governance. The fee is sent to the community spend pool.

type MsgInstantPerpetualMarketLaunch struct {
Sender string
Ticker string
QuoteDenom string
OracleBase string
OracleQuote string
OracleScaleFactor uint32
OracleType types1.OracleType
MakerFeeRate sdk.Dec
TakerFeeRate sdk.Dec
InitialMarginRatio sdk.Dec
MaintenanceMarginRatio sdk.Dec
MinPriceTickSize sdk.Dec
MinQuantityTickSize sdk.Dec
}

Fields description

  • Sender field describes the creator of this msg.
  • Ticker field describes the ticker for the derivative market.
  • QuoteDenom field describes the type of coin to use as the base currency.
  • OracleBase field describes the oracle base currency.
  • OracleQuote field describes the oracle quote currency.
  • OracleScaleFactor field describes the scale factor for oracle prices.
  • OracleType field describes the oracle type.
  • MakerFeeRate field describes the trade fee rate for makers on the derivative market.
  • TakerFeeRate field describes the trade fee rate for takers on the derivative market.
  • InitialMarginRatio field describes the initial margin ratio for the derivative market.
  • MaintenanceMarginRatio field describes the maintenance margin ratio for the derivative market.
  • MinPriceTickSize field describes the minimum tick size of the order's price and margin.
  • MinQuantityTickSize field describes the minimum tick size of the order's quantity.

Msg/InstantExpiryFuturesMarketLaunch

MsgInstantExpiryFuturesMarketLaunch defines a SDK message for creating a new expiry futures market by paying listing fee without governance. The fee is sent to the community spend pool.

type MsgInstantExpiryFuturesMarketLaunch struct {
Sender string
Ticker string
QuoteDenom string
OracleBase string
OracleQuote string
OracleType types1.OracleType
OracleScaleFactor uint32
Expiry int64
MakerFeeRate sdk.Dec
TakerFeeRate sdk.Dec
InitialMarginRatio sdk.Dec
MaintenanceMarginRatio sdk.Dec
MinPriceTickSize sdk.Dec
MinQuantityTickSize sdk.Dec
}

Fields description

  • Sender field describes the creator of this msg.
  • Ticker field describes the ticker for the derivative market.
  • QuoteDenom field describes the type of coin to use as the quote currency.
  • OracleBase field describes the oracle base currency.
  • OracleQuote field describes the oracle quote currency.
  • OracleScaleFactor field describes the scale factor for oracle prices.
  • OracleType field describes the oracle type.
  • Expiry field describes the expiration time of the market.
  • MakerFeeRate field describes the trade fee rate for makers on the derivative market.
  • TakerFeeRate field describes the trade fee rate for takers on the derivative market.
  • InitialMarginRatio field describes the initial margin ratio for the derivative market.
  • MaintenanceMarginRatio field describes the maintenance margin ratio for the derivative market.
  • MinPriceTickSize field describes the minimum tick size of the order's price and margin.
  • MinQuantityTickSize field describes the minimum tick size of the order's quantity.

Msg/CreateSpotLimitOrder

MsgCreateSpotLimitOrder defines a SDK message for creating a new spot limit order.

type MsgCreateSpotLimitOrder struct {
Sender string
Order SpotOrder
}

Fields description

  • Sender field describes the creator of this msg.
  • Order field describes the order info.

Msg/BatchCreateSpotLimitOrders

MsgBatchCreateSpotLimitOrders defines a SDK message for creating a new batch of spot limit orders.

type MsgBatchCreateSpotLimitOrders struct {
Sender string
Orders []SpotOrder
}

Fields description

  • Sender field describes the creator of this msg.
  • Orders field describes the orders info.

Msg/CreateSpotMarketOrder

MsgCreateSpotMarketOrder defines a SDK message for creating a new spot market order.

type MsgCreateSpotMarketOrder struct {
Sender string
Order SpotOrder
}

Fields description

  • Sender field describes the creator of this msg.
  • Order field describes the order info.

Msg/CancelSpotOrder

MsgCancelSpotOrder defines the message to cancel a spot order.

type MsgCancelSpotOrder struct {
Sender string
MarketId string
SubaccountId string
OrderHash string
}

Fields description

  • Sender field describes the creator of this msg.
  • MarketId field describes the id of the market where the order is placed.
  • SubaccountId field describes the subaccount id that placed the order.
  • OrderHash field describes the hash of the order.

Msg/BatchCancelSpotOrders

MsgBatchCancelSpotOrders defines the message to cancel the spot orders in batch.

type MsgBatchCancelSpotOrders struct {
Sender string
Data []OrderData
}

Fields description

  • Sender field describes the creator of this msg.
  • Data field describes the orders to cancel.

Msg/CreateDerivativeLimitOrder

MsgCreateDerivativeLimitOrder defines the message to create a derivative limit order.

type MsgCreateDerivativeLimitOrder struct {
Sender string
Order DerivativeOrder
}

Fields description

  • Sender field describes the creator of this msg.
  • Order field describes the order info.

Batch creation of derivative limit orders

MsgBatchCreateDerivativeLimitOrders describes the batch creation of derivative limit orders.

type MsgBatchCreateDerivativeLimitOrders struct {
Sender string
Orders []DerivativeOrder
}

Fields description

  • Sender field describes the creator of this msg.
  • Orders field describes the orders info.

Msg/CreateDerivativeMarketOrder

MsgCreateDerivativeMarketOrder is a message to create a derivative market order.

// A Cosmos-SDK MsgCreateDerivativeMarketOrder
type MsgCreateDerivativeMarketOrder struct {
Sender string
Order DerivativeOrder
}

Fields description

  • Sender field describes the creator of this msg.
  • Order field describes the order info.

Msg/CancelDerivativeOrder

MsgCancelDerivativeOrder is a message to cancel a derivative order.

type MsgCancelDerivativeOrder struct {
Sender string
MarketId string
SubaccountId string
OrderHash string
}

Fields description

  • Sender field describes the creator of this msg.
  • MarketId field describes the id of the market where the order is placed.
  • SubaccountId field describes the subaccount id that placed the order.
  • OrderHash field describes the hash of the order.

Msg/BatchCancelDerivativeOrders

MsgBatchCancelDerivativeOrders is a message to cancel derivative orders in batch.

type MsgBatchCancelDerivativeOrders struct {
Sender string
Data []OrderData
}

Fields description

  • Sender field describes the creator of this msg.
  • Data field describes the orders to cancel.

Msg/SubaccountTransfer

MsgSubaccountTransfer is a message to transfer balance between sub-accounts.

type MsgSubaccountTransfer struct {
Sender string
SourceSubaccountId string
DestinationSubaccountId string
Amount types.Coin
}

Fields description

  • Sender field describes the creator of this msg.
  • SourceSubaccountId field describes a source subaccount to send coins from.
  • DestinationSubaccountId field describes a destination subaccount to send coins to.
  • Amount field describes the amount of coin to send.

Msg/ExternalTransfer

MsgExternalTransfer is a message to transfer balance from one of source account to external sub-account.

type MsgExternalTransfer struct {
Sender string
SourceSubaccountId string
DestinationSubaccountId string
Amount types.Coin
}

Fields description

  • Sender field describes the creator of this msg.
  • SourceSubaccountId field describes a source subaccount to send coins from.
  • DestinationSubaccountId field describes a destination subaccount to send coins to.
  • Amount field describes the amount of coin to send.

Msg/LiquidatePosition

MsgLiquidatePosition describes a message to liquidate an account's position

type MsgLiquidatePosition struct {
Sender string
SubaccountId string
MarketId string
// optional order to provide for liquidation
Order *DerivativeOrder
}

Fields description

  • Sender field describes the creator of this msg.
  • SubaccountId field describes a subaccount to receive liquidation amount.
  • MarketId field describes a market where the position is in.
  • Order field describes the order info.

Msg/IncreasePositionMargin

MsgIncreasePositionMargin describes a message to increase margin of an account.

// A Cosmos-SDK MsgIncreasePositionMargin
type MsgIncreasePositionMargin struct {
Sender string
SourceSubaccountId string
DestinationSubaccountId string
MarketId string
// amount defines the amount of margin to add to the position
Amount sdk.Dec
}

Fields description

  • Sender field describes the creator of this msg.
  • SourceSubaccountId field describes a source subaccount to send balance from.
  • DestinationSubaccountId field describes a destination subaccount to receive balance.
  • MarketId field describes a market where positions are in.
  • Amount field describes amount to increase.

Msg/BatchUpdateOrders

MsgBatchUpdateOrders allows for the atomic cancellation and creation of spot and derivative limit orders, along with a new order cancellation mode. Upon execution, order cancellations (if any) occur first, followed by order creations (if any).

// A Cosmos-SDK MsgBatchUpdateOrders
// SubaccountId only used for the spot_market_ids_to_cancel_all and derivative_market_ids_to_cancel_all.
type MsgBatchUpdateOrders struct {
Sender string
SubaccountId string
SpotMarketIdsToCancelAll []string
DerivativeMarketIdsToCancelAll []string
SpotOrdersToCancel []OrderData
DerivativeOrdersToCancel []OrderData
SpotOrdersToCreate []SpotOrder
DerivativeOrdersToCreate []DerivativeOrder
}

Fields description

  • Sender field describes the creator of this msg.
  • SubaccountId field describes the sender's sub-account ID.
  • SpotMarketIdsToCancelAll field describes a list of spot market IDs for which the sender wants to cancel all open orders.
  • DerivativeMarketIdsToCancelAll field describes a list of derivative market IDs for which the sender wants to cancel all open orders.
  • SpotOrdersToCancel field describes specific spot orders the sender wants to cancel.
  • DerivativeOrdersToCancel field describes specific derivative orders the sender wants to cancel.
  • SpotOrdersToCreate field describes spot orders the sender wants to create.
  • DerivativeOrdersToCreate field describes derivative orders the sender wants to create.