{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "92741873",
    "entityType": "Track",
    "nonce": "0x8d2712c38ac16eb8acc5faf7c70c182a7902467bca791741ff1df08278bc2155",
    "signature": "0x22cea05a8cb4c3caccae6513dca244f441719745d0c269cfeb5561a4bc34c01a2260d4d2fb9e51c9a8893508a62f53b8e4955c555398b9ead700c664fdfa1bdc1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}