{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "614212580",
    "entityType": "User",
    "nonce": "0x0911f94dcae7d996cd884961e2d3d6b6e385739e8999fdef22048cbcf6e6fe87",
    "signature": "0x2da70e0f9af2b5500fe16e319b398d08a2232f6341b1b4bcdf326e324ed858b4500e1bdb56a5d4023d3c81e8c7ee7ddc2d840e8e1ccfd4047925223b2867cf941c",
    "signer": "0xE69EE1e71C27cDfa05141f1DCE82bF0231AD05f1",
    "userId": "933842159"
  }
}