{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdafa50bd2e54f744eebcb8d085f32d6d4881c51806e630267b7efa0264290c96",
    "signature": "0x9df13f038794a703488ca3d7d99526428d011dcc5ce4ced7363a0a949b9a452753a9658ff397af074e1413df2a43f218fe313d065679e343b1d5e2ba6fb4c9df1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}