curl --request GET \
  --url https://tonapi.io/v2/jettons/{jetton_id}/transfer/{account_id}/payload

{
  "custom_payload": "b5ee9c72410212010001b40009460395b521c9251151ae7987e03c544bd275d6cd42c2d157f840beb14d5454b96718000d012205817002020328480101fd7f6a648d4f771d7f0abc1707e4e806b19de1801f65eb8c133a4cfb0c33d847000b22012004052848010147da975b922d89192f4c9b68a640daa6764ec398c93cec025e17f0c1852a711a0009220120061122012007082848010170d9fb0423cbef6c2cf1f3811a2f640daf8c9a326b6f8816c1b993e90d88e2100006220120090a28480101f6df1d75f6b9e45f224b2cb4fc2286d927d47b468b6dbf1fedc4316290ec2ae900042201200b102201200c0f2201200d",
  "state_init": "b5ee9c72410212010001b40009460395b521c9251151ae7987e03c544bd275d6cd42c2d157f840beb14d5454b96718000d012205817002020328480101fd7f6a648d4f771d7f0abc1707e4e806b19de1801f65eb8c133a4cfb0c33d847000b22012004052848010147da975b922d89192f4c9b68a640daa6764ec398c93cec025e17f0c1852a711a0009220120061122012007082848010170d9fb0423cbef6c2cf1f3811a2f640daf8c9a326b6f8816c1b993e90d88e2100006220120090a28480101f6df1d75f6b9e45f224b2cb4fc2286d927d47b468b6dbf1fedc4316290ec2ae900042201200b102201200c0f2201200d"
}