{
  "manageEntity": {
    "action": "Download",
    "entityId": "1216492982",
    "entityType": "Track",
    "nonce": "0x37eabe72d837bf0d09aff9e9cb3cf7819bb116f7c97e486dd20e109b72c7579b",
    "signature": "0x701602b8579971787cf21749dde1eec462f569dd4551c041c2bd5446346babc709634e8b9dbdc363769b3badd0f34d700e74a6976187703eb58258c3d8fddb111b",
    "signer": "0xF67346E1E8dea4E9f4a5e2Da7f2586cD4b61ca86",
    "userId": "260593009"
  }
}