{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57368",
    "entityType": "User",
    "nonce": "0x0a18bb19e74d4da3435d79ad376443c4e8d848edbfac026b03d3e5d214427a57",
    "signature": "0x20dd5e2f6823a6cde20bb75289cb8472f0df255586a09a205aeaa6a73dacd2384f374697c01788ce324b1fdeeb116365afa8ed799c4965d41d7f7f1647b4f8c71b",
    "signer": "0xca7c61d7Db568b81B8A952B917F45dd863B736F1",
    "userId": "144109"
  }
}