{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xe0525026f59d952ae2cda2f28771796c2d7f7d97\"}",
    "nonce": "0x93f57f8b0e73426fa626a8e2fc9d33e0e283f78ee8a226599fd33d1de82f712f",
    "signature": "0xb895306bec14659340094a4d075cca0d4e48d93ceb6f20ddaf25244700511f5b4dcc583dcff1fd0ec5ba8f2177edcce3a2816d4b3a9722ad66fb395836797f7c1c",
    "signer": "0x911F95B114e9c6Ccd3150FD12C531DA6114f124E",
    "userId": "479299617"
  }
}