{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1391905902",
    "entityType": "Track",
    "nonce": "0x7a1ed9839bc9fbddddfd5b0783a1650b7311b4cdf8ca31a7c6bc93d4df5afe1e",
    "signature": "0x4051e58b16ec9ff7ca64a735f175e307a3fcdbf2ee7b10d96907cca39a786fe7288fa5c85bef68ed37764a78a54642fae7b9724913582e79c90992a846c7fb6c1b",
    "signer": "0xB8616FEE364D0cc615199656D24940DcDACF180c",
    "userId": "390193787"
  }
}