{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "634886384",
    "entityType": "User",
    "nonce": "0x4c98694d51341bd8ca4b478c90c76b1d375157fdc682617f9ed6b09ed6ff4514",
    "signature": "0x645b7f6f7094a7795f910285526e8b88772f94518ea78ec5d67db5bc040ac5f227ade73113864e323e0a553d25909216f764005e75181ef85849ec673473a4c31b",
    "signer": "0x6a79014dac58f1D33D45347A909f9628C2132216",
    "userId": "718119401"
  }
}