Get Unsigned Liquidity PSBT

Obtaining an Unsigned PSBT for Adding Liquidity (BRC20)

Upon successful pre-add/create request, obtain the unsigned PSBT. Some of the request parameters will be from the pre-add/create request's return result.

Create BRC20 liquidity adding PSBT

post

/brc20swap/v2/create_add_liquid_psbt

Header parameters

Authorizationstring

token

User-Idstring

Body

tick1stringrequired

tick2stringrequired

amount_1stringrequired

amount_2stringrequired

slipperstringrequired

payer_ord_addrstringrequired

fee_ratestringrequired

payer_btc_addrstringrequired

payer_pub_keystringrequired

check_sumstringrequired

tick_1_inscription_idsstring[]required

tick_2_inscription_idsstring[]required

vinsstring[]required

Responses

application/json

application/json

cURL

JavaScript

Python

HTTP

cURL

curl -L \
  --request POST \
  --url '/brc20swap/v2/create_add_liquid_psbt' \
  --header 'Content-Type: application/json' \
  --data '{
    "tick1": "text",
    "tick2": "text",
    "amount_1": "text",
    "amount_2": "text",
    "slipper": "text",
    "payer_ord_addr": "text",
    "fee_rate": "text",
    "payer_btc_addr": "text",
    "payer_pub_key": "text",
    "check_sum": "text",
    "tick_1_inscription_ids": [
      "text"
    ],
    "tick_2_inscription_ids": [
      "text"
    ],
    "vins": [
      "text"
    ]
  }'

200

x-200:Success

200

{
  "code": 1,
  "msg": "text",
  "req_id": "text",
  "data": {
    "psbt": "text",
    "check_sum": "text",
    "tx_size": 1,
    "usr_cnt": 1,
    "vins": [
      "text"
    ],
    "ToSignInputs": [
      {
        "index": 1,
        "type": "text"
      }
    ]
  }
}

Success

Important Notes:

1. Use the same address for both payer_ord_addr and payer_btc_addr.