{
  "manageEntity": {
    "action": "Repost",
    "entityId": "442478",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x722e2618861c5335e4961a460a8ac2f684b32009ec878a1b8cc2ec7bcb8b694e",
    "signature": "0xb4b4d63a3abdbba6b31268f5302fb28a70f44476a1a888f7eeeacae3aa3116495d9e767082d73d28dca21ee4b79f29ec7cc00caae5241f2806cd8d1eec650da81c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}