{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123887",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe3835c44ed64ca37b22f5008358bedc4e5a596dbdc75f141cf8a3a19ef520e0c",
    "signature": "0xab078b308f206550fcb5addd67f73071edf06b190d1e5475c4ac3d3c780abfea707ac98e705c2de325a01fef517f8777cfe192bf29009a37c9afb632f5e34a4a1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}