{
  "manageEntity": {
    "action": "Download",
    "entityId": "104382736",
    "entityType": "Track",
    "nonce": "0xb16ef72e0a3847a60c787d7b72685970088bc287f65bfd5314419541a7790e76",
    "signature": "0x5deb1b4ef0614020308c07307cc80854303fcf23e0c907f13b22f5db66be3dce24ce82a37ff02907442fac498cdd1c715d8e687e6301c3ae0da16cd9ad1d02f61b",
    "signer": "0x70c1d679EC220620b2553B33Fdae4fc9d7B4Cd64",
    "userId": "667541109"
  }
}