{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "266772",
    "entityType": "User",
    "nonce": "0x91bbef0277acc2261a7e8a005b4c87f5e660307064beebe379741d694726a6d0",
    "signature": "0x17aa15397996afefa059152840602892689e83c6ddda4d1bf01c7d0015f72cb341920b83e7e78e785445e4f7b0084866159dee6b732cef9fd16775c7ca5281f41c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}