获取兑换待签名 PSBT

获取待签名 PSBT

post

/brc20swap/get_swap_psbt2

Header parameters

Authorizationstring

token

User-Idstring

Body

send_coin_typestringrequired

send_tickstringrequired

send_amountstringrequired

receive_coin_typestringrequired

receive_tickstringrequired

receive_amountstringrequired

addressstringrequired

slipperintegerrequired

fee_rateintegerrequired

user_public_keystringrequired

chlstringrequired

methodstring

非跨池swap,跨池pools_swap, 只需传pools_swap即可

tokenstringrequired

btc_addressstringrequired

Responses

application/json

application/json

cURL

JavaScript

Python

HTTP

cURL

curl -L \
  --request POST \
  --url '/brc20swap/get_swap_psbt2' \
  --header 'Content-Type: application/json' \
  --data '{
    "receive_amount": "9074",
    "receive_coin_type": "runes",
    "receive_tick": "SHE•SHE•SHE•SHE•SHE",
    "send_amount": "100000",
    "send_coin_type": "btc",
    "send_tick": "BTC",
    "slipper": 9,
    "fee_rate": 2,
    "token": "ee1fbac24400000:0",
    "user_public_key": "02d3ac7452920b1cc4653516dd4f4381a2df0a8c0aac6e3446e633a73ea63eee81:02d3ac7452920b1cc4653516dd4f4381a2df0a8c0aac6e3446e633a73ea63eee81",
    "address": "tb1qge80xavle7c7k0tk7vceaavwcgpsr3jchl0w3e",
    "btc_address": "tb1qge80xavle7c7k0tk7vceaavwcgpsr3jchl0w3e"
  }'

200

x-200:成功

200

{
  "code": 0,
  "msg": "",
  "req_id": "1887761713347338240",
  "data": {
    "order_id": "swap_1072414914196275200",
    "psbt": "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",
    "check_sign_only": false
  }
}

成功

1、获取到待签名 PSBT 之后，用户必须在 30 秒内签名

2、btc_address 和 address 传同一个地址即可

3、user_public_key 传参方法为只有一个地址的钱包 public_key:public_key，有两个地址的钱包 btc_public_key:ordi_public_key

4、和 BRC20 相比，不需要预请求

5、BTC 换 ARC20，兑换的 ARC20 数量+用户钱包内 ARC20 不得低于 546

6、ARC20 换 BTC，兑换后该用户钱包内该代币剩余数量不得低于 546