{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "99967687",
    "entityType": "User",
    "nonce": "0xe0aea5f8d3f2666b6c79ac48330c57bad82eab72ffb43f79b47e87f6d65fc707",
    "signature": "0x1785246774769dea09570b8956abff29a3eedfa47ca62d87c0154372cbbd478473227026bb0fd55b77fdb713ec5d906758d34f068b2e6b5d27d0bff4bd2ae36a1c",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}