{
  "manageEntity": {
    "action": "Repost",
    "entityId": "708604",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xff9308fc1a3fc3ba99ce790830ef331bc51b967cc2a7fb68bad1f5afcde7e431",
    "signature": "0x361620c19ea0b390c1192fa8f41c8c60541880b0f0743519f92722e91168d23e6c858e04f9314436e3d12aada637566698b2d775965d03db225f7322cf7b01391c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}