{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738550",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x275914a24710c25d71255dd06ce0af3800b3b16eb517c5fbfce8b413d8084b3d",
    "signature": "0x1cf8baf2ef486c961ccce015e8eae756c9d71f558bc826c9b3f2bce9b9ad40eb5605b1e5de04c31ed50f0d74cd5581b23ce947104110b47d0fbfef4eee4a25801b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}