获取签名所需数据#

查询交易签名所需要的一些链上数据，如当前上链的 Nonce、Gas 等。

请求地址#

POST https://www.okx.com/api/v5/waas/transaction/get-sign-info

请求参数#

Parameter	Type	Required	Description
chainId	String	Yes	链唯一标识
addrFrom	String	Yes	交易 From 地址
addrTo	String	Yes	交易 To 地址
txAmount	String	Yes	交易金额
extJson	Json Object	No	扩展参数
>inputdata	String	No	调用合约时的 callData

响应参数#

Parameter	Type	Description
gasLimt	String	gas 限额
nonce	String	nonce
gasPrice	Object	gas 价格
>normal	String	中档 gas 价格
>min	String	代档 gas 价格
>max	String	高档 gas 价格
>supportEip1559	Boolean	是否支持 1559
>erc1559Protocol	Object	1559 协议

erc1559Protocol

Parameter	Type	Description
erc1559Protocol	Object	1559 协议
>suggestBaseFee	String	建议基础费用
>baseFee	String	基础费用
>proposePriorityFee	String	中档小费
>safePriorityFee	String	低档小费
>fastPriorityFee	String	高档小费

请求示例#

shell

curl --location --request POST 'https://www.okx.com/api/v5/waas/transaction/get-sign-info' \
--header 'Content-Type: application/json' \
--header 'OK-ACCESS-PROJECT: 86af********d1bc' \
--header 'OK-ACCESS-KEY: 37c541a1-****-****-****-10fe7a038418' \
--header 'OK-ACCESS-SIGN: leaV********3uw=' \
--header 'OK-ACCESS-PASSPHRASE: 1****6' \
--header 'OK-ACCESS-TIMESTAMP: 2023-10-18T12:21:41.274Z' \
--data-raw '{
  "addrFrom": "0x383c8208b4711256753b70729ba0cf0cda55efad",
  "addrTo": "0x4ad041bbc6fa102394773c6d8f6d634320773af4",
  "txAmount": "31600000000000000",
  "chainId": "1",
  "extJson": {
    "inputData": "041bbc6fa102394773c6d8f6d634320773af4"
  }
}'

响应示例#

200

{
  "code": 0,
  "msg": "success",
  "data": [{
    "gasLimit": "21000",
    "nonce": "0",
    "gasPrice": {
      "normal": "12694000000",
      "min": "9340000000",
      "max": "17318000000",
      "supportEip1559": "true",
      "erc1599Protocol": {
        "suggestBaseFee": "8840000000",
        "proposePriorityFee": "760000000",
        "safePriorityFee": "500000000",
        "fastPriorityFee": "2290000000",
        "baseFee": "8840000000"
      }
    }
  }]
}