{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xfdd80f4b146e9e7c1a20cc03e18b6359dd8fe2a7a28fa61d830a080659f6746c",
    "signature": "0xb02713fc93d87977aea3f4ce32cd0b2c8ca1a2d1cd818bc863d949ac4f5c7aa73c23cb496100df18117e30ce2380181e55eaaf95c55428fe754aa2ed261d3e071b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}