{
  "manageEntity": {
    "action": "Repost",
    "entityId": "508693",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d51d7b221ab2e77de8a35e053d64ef48f6416928158831668794eff73ba799d",
    "signature": "0xde519d62227eb9ea73eda619b3a6d7e011179de2d921145d689d877d727071bf2c177e520191bbe4930d4be57c18aff3fda586e0b26b17ed536ac729eac443d61b",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}