{
  "manageEntity": {
    "action": "Download",
    "entityId": "1014482302",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Lahti\",\"region\":\"Paijat-Hame Region\",\"country\":\"Finland\"}}",
    "nonce": "0x75939b4aaf55ff7c1d398397345421dcd73885fb02f097108ef97bf3eda1d8e8",
    "signature": "0x60033ce8530eaebce4c3b58a33dceca218a843f97ad5d15c4800f6918354d0ae0f6ceaa394aaeda0dfa410954f067c46492c568856e43b179d84dfcaf99f03b31c",
    "signer": "0x0A5Dc70C56C7d294deC187516E787f91716FC5BD",
    "userId": "89210"
  }
}