{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xe0525026f59d952ae2cda2f28771796c2d7f7d97\"}",
    "nonce": "0x434c85c819371c237286ec94012800bfd09993e6ecac9bdc070647ba9abff30c",
    "signature": "0xf0158e78db339d415b132710218a557304ed302088aad7b25b68c7026c4bf4a03f395ea4527694afd7d03f14eed906ad68bbde6f9aa7a8c81245f19467d704081c",
    "signer": "0x31Ed2d796927E7A8BAe8372B14Ce5fCb7201f5c0",
    "userId": "204158557"
  }
}