5tz2pv2equ2a

{
  "name": "setown",
  "base": "",
  "fields": [
    {
      "name": "btm_id",
      "type": "uint64"
    },
    {
      "name": "btm_hash",
      "type": "string"
    },
    {
      "name": "owner_sign",
      "type": "string"
    }
  ]
}