Create a New Pair

A pre-stored pair is used in this procedure. Token contract should be instantiated in advance.

The Factory JSON parameter for instantiation is below:

{
  "pair_code_id": 1,
  "pair_code_hash": "<HASH>",
  "token_code_id": 2,
  "token_code_hash": "<HASH>",
  "init_hook": { // optional
    "msg": "base64_encoded_json_data",
    "contract_addr": "secret...",
    "callback_code_hash": "<HASH>"
  }
}