{
  "manageEntity": {
    "action": "Delete",
    "entityId": "810874831",
    "entityType": "Track",
    "nonce": "0x6b4e072b3b2a777ad9c926e6d9d3e4f264521f856a6c680460170ae40f895265",
    "signature": "0x82a76b5f5ec62d7015e607482dfd09868f7ea541c768b689b29b6aee95a0df8c75b6d78d793e86335a263dcb6811d82d4fd81dd34e8f2e21b22b67d53291a4ca1b",
    "signer": "0xe4971Ec969214D6A519b3F1E67F4A41cDA926862",
    "userId": "321696490"
  }
}