{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xcc60dffdbe1baf2fac8f901e5ff19ca3abb207439b9df91e9ffc0238c9fb1445",
    "signature": "0x21fecaca17bf775cbb026bb56422c329c6a2491d5ed136a771e0fb56e46a3d296fb23532185a10d7336328a9d933778205ba1ce03ef960cfc207eb7014f686e11c",
    "signer": "0x1788E4C39d3326e598F16767C69826869594E359",
    "userId": "116504833"
  }
}