{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0x7404506715414955ceb0de2e3094a5b60bd053198bfd594537924ff64d3ece5e",
    "signature": "0x2abd3b4f0576e82358df6cb17deecd2ad21a52908a69dad20568d6911d42601f21a57335d99064b5bd3408f61866fd0800fbc77f120a6f98e3ce2912684f08db1b",
    "signer": "0x86a8d0B0576f514420Bfba22eEB0Ba1E179885c7",
    "userId": "486842310"
  }
}