{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "1176656185",
    "entityType": "Track",
    "nonce": "0x40d041101d2caf0f946a0e855c0a1fb2d89eddaaa1babe57c223c338cd4e594c",
    "signature": "0x5244a19dde8cb5e417e4b327be5ff3671a5a12ce3b40e437ff579e3e61fb57044f085ceefa1201c4771641ee395f2a0dfcec5bf52dc635da716b1bcacb5f2f911c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}