{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60903",
    "entityType": "User",
    "nonce": "0xe55c763a07bc0aef6a2f19c3c5659bb5a08ab477cb238e50cf8ee36535fd80ec",
    "signature": "0x1a8e3f1780bebb0f40c01ad97e223a832443e8b4a906fc38d70230bd34574eb83633a8774ed96ce6bc573e936b1de9466b0c85dfe7ad782e3189889ed1554b2d1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}