{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "785273",
    "entityType": "User",
    "nonce": "0x7e3551d6b39d7efb98a5bc8d7f8a33220759bfccaec2e04eb055eb391238bf31",
    "signature": "0xac2edaef93e3e1ec75ef3da22735a6fdfe99a82f8fae1fe0898438d88990ad757c8cfb801d9bd9479c489bc2228b87123f560a3781339e9550b9f886e561f4561c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}