{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827803944",
    "entityType": "User",
    "nonce": "0xe34d3351e5f1e27933e67de9b27738e6408f63c0cc95afd236615e2327cd9065",
    "signature": "0x7a7db8f6951b2f4ea1423e2c46f5f2a89cdcee3df9c79a4db0ec8ddaa726a08948682a5d3edc5a0b7195661e91987bc27d92f1a6a7d860383fae4218da2496601c",
    "signer": "0x03b70C3825d7b9e568C53C89a738061d855d0dec",
    "userId": "578849678"
  }
}