{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "242",
    "entityType": "User",
    "nonce": "0xb1caf6c7905b77e44c76d89b22892272a81330d95bdea767fbae01b2750e5f4b",
    "signature": "0x01dcfd2d19760a4f1a69aca62b0cf614e1ae3e8c714226a46ea05221a2a98afc45079479de4e4c014ffa3a18982a398792bc8c75e5a51beb6bec952fffcc61d71b",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}