{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x3c63459e2affa64e006d65af67e737d807897b7a60b4acd6d147c72252dcf28a",
    "signature": "0x291396af6c810fc01e384956bc573c9bc80fb9825d1776953d799d6d2649fc7d63595877c80d8b82241deeedb39d46a1c0bdbe59b2373c40c7aa9c773e88bcde1b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}