{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x8e6a0c5e8c93775d1f70ac5591514a5e00bac7f5\"}",
    "nonce": "0xba47bfecf3fca950d8f5f438c3c91de6debc57149231245ee53ee393acd871ac",
    "signature": "0xf0ed9189c5c516a4665274035b512584abc67290d660284485943b811006cb874706c1f4000adce817142b7aa8513bf80df5764cfb8e65b84bc13e5efe50bcb71b",
    "signer": "0xFadB2feCe97D3648CbDB252970304620b6F19cc1",
    "userId": "848011975"
  }
}