{
  "manageEntity": {
    "action": "Download",
    "entityId": "98562",
    "entityType": "Track",
    "nonce": "0xaca0c1a9d033e73808e8c2e00e0d068654c2ccc1b89ef556877ab9917e133482",
    "signature": "0xbc37acb80b0b819bf52ab27f812a709037ab5d67e025f103ac0cec79540f047050b87ed08b273a564520e0067eb4704295d8ad38f545bbb9cd8716907fe01b341c",
    "signer": "0x29a7E09A087404bE0d171B4ad8ebc3cE31676354",
    "userId": "267910787"
  }
}