{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363986",
    "entityType": "User",
    "nonce": "0x1339b24b6add54c254db332f57770f2942009421055b00a55b7cf509f6470fe1",
    "signature": "0x7ac12f0cf631411cfdc66abbf9869649e524effacc5fff37a73a249f7ae537fd626b101f37c413a52d3602e33c63193ac800165e97a458d8d9e8e498e5310e5d1c",
    "signer": "0x06Ad5789cE045C5B0AeB97849051a7385CA95B4a",
    "userId": "270209897"
  }
}