{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "247993",
    "entityType": "User",
    "nonce": "0x981a8bacede46b7376f9dc1eedae349a3e4fec738d077d8b65f4bfa88de9e04e",
    "signature": "0x96acba64f774a84affe83f8a648019e151d10a564c776d84212ecb7c0d7166f930e6dfc5b3711bbaece72b4807c17bf37aa0a9e9f0ec6bcdebabfccdb62fdb1a1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}