{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x7cdd4b522e873532adaeae18b917ccc3eb03062a8530a20a28a2a38984ba5b4e",
    "signature": "0xfca8e80535fa92f589e725c0448fb8e94793c35b3370c2f091d69042b03284501bd6c10f81ab59f4deb256a30f5f566b32619f5cf31ef6d9ff0af759341305e61c",
    "signer": "0x7Ea9594EaD41B11D4538eeD615550Ee3A0D88A5a",
    "userId": "809897082"
  }
}