{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x8e6a0c5e8c93775d1f70ac5591514a5e00bac7f5\"}",
    "nonce": "0x5b1740c1287e4a7426dcef722f0e54ec77f516f1cac41934459c6610bcbdcd47",
    "signature": "0xd7bb01507bb9c6aee4907b61f8a683bac2b462ff2e60e926cdd624a94232186255e643c6df2f53e3bc539974d005cf52c016f316f9376a705cf1880d58ee19e61b",
    "signer": "0x9A38f59fd3283D3302aEC604973F6B12A44CA7C4",
    "userId": "72841996"
  }
}