{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "347461",
    "entityType": "User",
    "nonce": "0x69d7d79af433e7efe4db55bd99d2ec662233facbdaad4bbf56153fab5c428c4b",
    "signature": "0x0ac45f2f7aca61e9579ef26327649d51714976a6f478aaf1507555dd9dc4812213760aa3f8cf4bf755f0c5e7f08f30e92ff343895f99ad4c8b53a85f71b557e11c",
    "signer": "0xbA83b3D0645C0C99c76cB296B0BA81bD641DB81c",
    "userId": "951995708"
  }
}