{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0x98deb2deafcd55019e04d44d814cef00752d322cdafced616701c9fdd861c6ed",
    "signature": "0x70a0cacad485cb56d6d55e4339f814672cedf53bf41655b65c3f3b0570340cf70bf526dbe3dd5cc21ae290f0a74b0130a7c07ad546b5798b494c6706c71015a61b",
    "signer": "0x73efb8e6E4Ec2c78fe3260061bD1CF51b0b0c544",
    "userId": "768486261"
  }
}