{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1714556",
    "entityType": "User",
    "nonce": "0x03c7e1d2dfea62c3ee22b4cb89e75c99dfe18b3c79adb27b751e1e177ae39963",
    "signature": "0x8fabc8aacc5204b360c10e152cd6f29ce8055c0b4fa47727bfb70ec0c8fb83d9503f79a69a62e8bf616e7ac8aa59a1d9fd1b2563e9a5c501b76a14fd341752bf1b",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}