{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xa165dd6fd04ad8426e83746424770cc51c3aa4992e11a02dcc17e847a9e8a0c0",
    "signature": "0xf95d5880fe77479e39e84a34d4f4a82803045c2c47ab08107935da8a60a2adbe2910fb84af566ee5b7df1513e0fc2cd44df2eedc30f52751443628e56c51624e1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}