{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "557210595",
    "entityType": "User",
    "nonce": "0xe34a9a4294f39f265323afac9103f14155a5c9b20d85cec48d82eef06a2e1bd7",
    "signature": "0x891396f8691d5217b2fd2561105846511bfa2ded1eb38569b957f591e1bde5462c7679d7b0c756addc85ecfc67c06ea60ec6842b464c838162768252dbddc3321b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}