{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17994",
    "entityType": "User",
    "nonce": "0x349e424dfaa86e1c93058ae51ef6eae381d2a0365b7d9b2f2317b23e295834fd",
    "signature": "0x0b7e662eb29722ea9c429f1774bfe790ab56514f8b658c54d252d1b09a8b12db54753178291190a3f4bc10a67c832b96d1d11caba329544894a585171a7fbb8b1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}