{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "854498636",
    "entityType": "User",
    "nonce": "0xa33eb3a371d2d7f0d7ede9228ae9275ceee6e3da75a635758a1d82c856eae2af",
    "signature": "0x74c8e7f5320fd171d3cf3daf6e1c13377932810f968ee8b9df0f7dfbe7dc80750215c9829e0efbdf0d9fe59c79a036caefdbb975d6f8539f211479cae82a8f6b1b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}