{
  "manageEntity": {
    "action": "Download",
    "entityId": "694543220",
    "entityType": "Track",
    "nonce": "0xc22e92d403158f8ec9849c3b679c2a372e6ec53152f614593d380396fdc9bc17",
    "signature": "0xa631556ddefa892ca77d297d3003ec52ea47b76c6ed6f698b9388222e21a029b5d3cf9cfa4999e3e645155d47fd4cab53f6c3c04077924cab4d36825716154c31b",
    "signer": "0x29995184e6260Ff68195C15c01f2564f6A124F0a",
    "userId": "361199886"
  }
}