{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1474431592",
    "entityType": "Track",
    "nonce": "0x4f8f88b2fe1ce7b6f9749703be01bce53262fe253215b5b5367af7a22623d213",
    "signature": "0x62fe96b2a77a138df2ac97bfbf77c0691d27b9269ec59e8b323eda50f7ad019120987717fa28208d29e2019d84e52d2c4a66c0b931e9df22ae9b8f3711f60afd1c",
    "signer": "0xcb8ECE2ea8D6EfdABA372c1668092d84DB45845E",
    "userId": "317707"
  }
}