{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "884664383",
    "entityType": "User",
    "nonce": "0x233d80c57e5b07bbbf76727b4bf46b9827ab20929d7751361ec5dfb2ff39d524",
    "signature": "0x3cf4c4cc492d4595181b93690aeba1e5bcc0fce1d55fd4e70b86aa35658861615fd5258e7b5c0fc37fea570a40cce2ac8c835281c1d1c9cbc443bab5649aeed81c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}