{
  "manageEntity": {
    "action": "Repost",
    "entityId": "498367",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x23fbf85d5b37c04a604bd41d68604e4f5ed3e823c059e741b96f8d92c0a021d5",
    "signature": "0x81d64633a0a46922c754bd965d51b895d3360623a50e539169eb065b885c7a254b124e0aaac61593e2f0d8f14a6147e66d775ee8216dcdbd0acfe9763a7666be1b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}