{
  "manageEntity": {
    "action": "Download",
    "entityId": "1998734414",
    "entityType": "Track",
    "nonce": "0xccd498db47922fad6ff77962b5f4394e08515076bcf031565c29b14c3fb8000b",
    "signature": "0x62b2412e59dbbece641302ee33507b2b47fb05b2a9f0fe359a71f065119ab5586ee8d68d2bda78e23465e64eea42f2437dbd96e61a3d62c1e25828aae4b984b71b",
    "signer": "0xE592De80c4B787aC79c040B2aa7Ed73B5C3C57CD",
    "userId": "896553079"
  }
}