{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xe0525026f59d952ae2cda2f28771796c2d7f7d97\"}",
    "nonce": "0xfd7d9a9b16ca22cb893bb6ad4a6d6ccfe6586d7fb0c7a7269140cc655a0cc888",
    "signature": "0x6db430d9f79e753ec30fe05ef55e476431d0826334219c0cdc8499ea9e9866245e649cb1f1ed42d8ece5b8cc7a84bc7b5c15647e461144c934aa4596f70687a61c",
    "signer": "0x94f1f4dBd731cD5Ca4c067fA191A38306ec54DEB",
    "userId": "831148556"
  }
}