{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "209006420",
    "entityType": "User",
    "nonce": "0x2a4c6a48fd39fd56207ccf721a3c054c4eee101e60b88349c0000f1a6e003818",
    "signature": "0x29cf83827c09793c8cfdc1f440080dc1d2b93c7f394ba572b0a5b47aa851f7c555d8dbc4a87df751a888eb0ea305a3710668b62277f3cbea545c8f944f1542cf1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}