{
  "manageEntity": {
    "action": "Download",
    "entityId": "1895405449",
    "entityType": "Track",
    "nonce": "0x5d693864b373e6eea11a7a08351111ec2d224ec475b53f7cf906499fcaa43218",
    "signature": "0x442850c3818c6e65c37147657e97311a674a664614c657438e64f0146727c5cf765b0a8cca4c5d8c82a8e5a83844d83ba8f7d4994b4d1cf790a4b6f5c6fdcdda1b",
    "signer": "0xE592De80c4B787aC79c040B2aa7Ed73B5C3C57CD",
    "userId": "896553079"
  }
}