{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xfcb5a0498ad3cb25822fca4a16ef7b3d043523e60755049abeb356b1ddde121a",
    "signature": "0xcd93e1c8ab4b7ebb7a0cb503f1df14d731a7e5ccd32b42403109c66bcf15798057894b6098e75369b84cf1d7b04371d335f37a5e23700f2a302da8affc66c3561c",
    "signer": "0x3EBE9cDB1Dc533FDb8013dBBf4185EAE5f901A32",
    "userId": "36535831"
  }
}