{
  "manageEntity": {
    "action": "Repost",
    "entityId": "253431746",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7b77ec56c2be83ed581ff83acee60babb7ada23553ee6862bca701aed3cb2f0c",
    "signature": "0x275576abeaf46f2e2af35d9ad47bb59fc76c0aedd46f7edff7d518647a416bc105d345a881ed4bc23fd055c9a3c8d6d1b94a0453904b42ad404a5880034839ba1b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}