{
  "manageEntity": {
    "action": "Download",
    "entityId": "1919911993",
    "entityType": "Track",
    "nonce": "0xbd2e7ef741c1df81880987eda8800743b1c49e53dd77b22e418890c6bc953a4e",
    "signature": "0x05caa440aa7b369b1c88d137beaf20c1e65daad2cc03034eb62037fd4bb25e1a20eada704f7d09aee3af2e3c7f4c40a8266920ab2dd4e7ad58553515903ff1c91c",
    "signer": "0x6d5F0ab3834a969A58d2cd4961d64d0E609D0ecA",
    "userId": "219883"
  }
}