{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "484365174",
    "entityType": "User",
    "nonce": "0x75c5f180d7ab322012fa72d6d9377405ce3053353cf3cb8bfe94cc425aaa354b",
    "signature": "0x96da9d8033dfdb42935c0094cea6dca4c3ef45cf001b1ab90b98d15670539d5f569b2fd32b7508c07350085180772c445b1f6828faf7abfe695ef84870d0fdde1b",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}