{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "341554118",
    "entityType": "User",
    "nonce": "0xee7c0930634a6c5cdb987673292936fdd1fcb19c0ddfb170f47b2afd61c1e9d8",
    "signature": "0xf1aa4410c4cc0d2de243adef027613f5a8a232e06c4c7b128755ebc9e4add38941deeed288ad010cde182808e85e88ef14eb0d621c17f829a4ef7d1f0ed9aa8c1b",
    "signer": "0xAf1f176E32866fb97d822F6f5222061aF11ef652",
    "userId": "954117045"
  }
}