{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xca9e4f5dc17318b88a34ad579575f1c0c2a7e446a97383a9bda4f497a83b4fcf",
    "signature": "0x25b11362220d41828143f46eb4100d9ef6cd6baf61b88a7045a5fb200330105d09c36cf0b11a0c4e8cb1a8fb00b732bff3274cead29910acf7c5972cf3bf431b1b",
    "signer": "0xFA6E6d4Dda3aE9De783702038c1616061D3AC428",
    "userId": "569989108"
  }
}