{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14958316",
    "entityType": "User",
    "nonce": "0x5e6812f54926a060bc86ba807004695a052e36b3038dfdc96b3bc3c9eea2c70f",
    "signature": "0xca7d379e040891f7d7138ddbd09b54fb035ecefc3245f4a7b34cb6cdbb62791323ca0358ace48e1b6522a0a5ac3a97352b77f2041bac711efdb9289abf5471fc1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}