{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x207b33504186d028405611c8b3dfa7f29225a13ccadae2597f74faa77843a771",
    "signature": "0x453906f560cc4d00313bd00ec952c0fa0b5081fc9f1b5c7df7c3566422cc02a33bbefda7ff7de94c5469efb9749a240793b45b640326c5ca485d09d84465f3281b",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}