{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xa2d7220d8439e7f93f1103504dc9ac6051eb93fca536dc9efa25ddc3ba662009",
    "signature": "0x7c2616dfeb91d53b3a7bc08f792272afe01e1a3df4620736fafd84009288c3db6c88d6bac9dfd3d2eddf528959d3ffe3fc3d5c6590c0e28e5ab3dcd1b51787f01b",
    "signer": "0xC4e201BEaDD3933E76e562c99f9F367Ced3f68d7",
    "userId": "533673360"
  }
}