{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109048",
    "entityType": "User",
    "nonce": "0xc40f05fdc9dda41ada7278d77b951b5b24254d4af7aed777cf171c365677b5a6",
    "signature": "0x1a9b1fde251470082874135895683114e992f96b62f5e52afe26347740e126306e3b6dd564e3f3452c34c21451d961ed45158937b7dcba335968272e837f99991c",
    "signer": "0x1BF18676e3272039E0bF8f2a021954D13cC10a6F",
    "userId": "839909525"
  }
}