{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60481",
    "entityType": "User",
    "nonce": "0x785ddbec3ab9c0af15b4af8a3d3dd9d054b5a9fe981640c774f5495fad89d31f",
    "signature": "0xf5b41133882a2c0bc352ca3c954cf9355843df99d1c6a22f7f91f1e9a194d9705fcf7bf7f7b3df2140b700b099775dce92b438b32782f06ffd12f471b7b3d5901b",
    "signer": "0x5aeCC1AFF37a5BA2FEE40cF4dd6357A86DE23D42",
    "userId": "950958674"
  }
}