InDdcSend(InDdcSend)

{
    "ddcId": "100",
    "ddcOwner": "0x00000000000",
    "ddcType": 721,
    "opbChainId": 9,
    "recipientAccount": "0x0000000000",
    "securityData": "附加数据",
    "sendNumber": "10",
    "userTradeCode": "用户第三方流水号"
}