{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105562689",
    "entityType": "User",
    "nonce": "0x755f01051cf83bce4d4e2ef22f025050ce7019093d79be2a3b101195f0ab737d",
    "signature": "0x74eaf6007bcdd5dc4eec2639e9625f0d3c153ec24f3427433120926e24ebb6a961e585078486fef6a965b5dfc6f7fc1fe672a0ae304b2e29b04809bef766cc3c1c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}