{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x4a4edf45cfd10127bff8d81153b394baa2bb36c889d455b55cb94e6e6d5e1d5b",
    "signature": "0x22c19c57c12e0f99cf54426cb7f5283d6e69705c56c6aebbd67eff866e7502bf4fd67ea64b5aa6707c23a2be5b64574780f1bd4aab4d3f5ac8fb4e2b4ecf3f011c",
    "signer": "0x3cF3403629aAD571dED750e5ea8E70E158261d07",
    "userId": "557617785"
  }
}