{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xe347c4de0760d874dc0aa860933cdff2e5c5faedefe45d3160a37a8dfbbfaf44",
    "signature": "0x6d04fc7805ac674adc0a4ec74191d7dd7d146c4539a00eee214df44c0d4a13c33a9f654d83f65f0a81d285a357ae773ae837b4eb4c261730c5d7543e2dd18f191b",
    "signer": "0x3DF95997a62686d532f53c8789Acfbd7CD9274a7",
    "userId": "270944942"
  }
}