{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x2f1f694a4c357e370ed22ce63ec5220326a64b9ede94cebeb5ea0826c11590dc",
    "signature": "0xf9e79961c38d98725d51515f20bc102fee2c0f69ccb2b79d61829e7e08a678ab6a63748d231ca4c5620f4fd9d39b4f516fd4e9e79ca276bd8f293a8a7fffdc5b1b",
    "signer": "0x4eB927048dE1707a6DE82989ecF1458B45B9e27c",
    "userId": "117108"
  }
}