{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xe0525026f59d952ae2cda2f28771796c2d7f7d97\"}",
    "nonce": "0x85b7edb72032e801691473354c871b9cd742a7d380d0cbdc00821781835d0591",
    "signature": "0x47d5eb70caf0b7a9c200a11e3963ddaa624267446e1ad1d35fcf5f96fd13b9052dc57dc39389997e762092e32e9ce7bdbea7ab2cfe2e0191988243b2f0a738ee1c",
    "signer": "0xae3FDCbAb5C726D2de7d20f6b4Ac509C9131B60f",
    "userId": "424471293"
  }
}