{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xc2693e4bbf7c51e152484fbd3c4aa4cd3949064dadd2b37803449943052dea97",
    "signature": "0x53ab840da6f8cfd412d64dcb3dc8fbc867aa80a22663a18b7e1b45c85b76552b62f502c951280269789c61c2240d0d0267726e33160b40d88ef8f2085e5d30bc1c",
    "signer": "0x1d79DfBeB190891D70B510899f34F44eaFDef495",
    "userId": "450694809"
  }
}