{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x8e6a0c5e8c93775d1f70ac5591514a5e00bac7f5\"}",
    "nonce": "0x937b2521a9b6a9515849e5ce35dff2d6db169ada77ad8f783df7597684f8dd8f",
    "signature": "0x3e22dd0fb6416386e062000799779873aef554c3ee954fc18fcf0034f3bef32834472c936fa24f15397506aff7caaf74ae9cc36f0a0077f05ecd75e0221c06dd1b",
    "signer": "0x185BE5F76C8D1cf5cF17a4bF2152dDAc71CCA312",
    "userId": "86414853"
  }
}