{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x8f4ca75e2d13d3927522aac57243cc3c62c5a9ff6997d9b751350b5bf81b1f7d",
    "signature": "0x5f1c283827aab01e1c7d45d367099854880e26ab0bf918cd658e4d5795b67cf000539b3c7fc6ffe63c8695a908828af8bf5f828c7366ae326492d8142501bd2f1b",
    "signer": "0x7C634bc8303d9923BF5924Dc68bD6249Bb8bd551",
    "userId": "35078427"
  }
}