{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111427",
    "entityType": "User",
    "nonce": "0x2f189d3f7308e7ab60bc3ea24f960f125912a29a824dc38fa92386b05c9afed2",
    "signature": "0x2315b2b500686c497399851e87d8f4266ba3c469ae257bb000e5676648db8b601241933fc71c7cdc66d05fe0845462e1c629543bdad9e0cd41879eeed2088e8d1c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}