{
  "manageEntity": {
    "action": "Repost",
    "entityId": "580990",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f7e0452d0411b30be64f3f0d24ad1b1ad3b012b06d0d1be004a4206a43400c3",
    "signature": "0xe2df84e28497a8b1e0f36e469ee7592ee3d83251f871c611bc83edefe23322395204d556bd6fe2078b354dd1fda83c4d52dbc50f7366e74dd74db9013c5bf6af1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}