{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550638",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54bd335701995256029c034e709e066a867bd0d41e437dcf123dc5020ad7096a",
    "signature": "0xb91841f2176e97fec816ac7fb55b64cf96907a49e297f0a6c9ad35ce7b306bb53d7e8dd05283ef8466b5c7ff130322b52d5ee6bf8ce993a8ef65296bb8cd75bb1c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}