{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56968",
    "entityType": "User",
    "nonce": "0x57c1ff769de68c3e09fc7ec4344b5bcf8893858f089cf59336cc60417d0afe63",
    "signature": "0x793fb83bad94d6279fdad014234672660288839d5a48127d3b45ceafcf68d00f33659dc627bed4240d276f72c6bac673a86b2678bae585f185363aeeee8275271c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}