{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0xfcf3b0d75660ee91117dbe0ca3e67b8da03a7a77d422a2ecd7f5644e025e509e",
    "signature": "0x9dbaea3ac41891e86b234ec4c34cb8cbb467ae6164c8ddc3bf661a0abf6cccd2177c3bdef9f277d328a7c4db603fffd6a6665588cfa480e733179b4cf19b10c81b",
    "signer": "0xbe465AA25655a6E6b63480fC80284D554EcB33eA",
    "userId": "334539"
  }
}