{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221390",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1998e9fd9dbf191d68f0bd14bf34f315fcc7e1f9ba3a1b0780951a86612e1b5c",
    "signature": "0xbef0e025f51d826eb5dc482597680e76df50740c16393fb50187b90efcd32a444515efffbc5c7adb349843aa10f0de7e131db7bd81a3471a57e8427bcf619ed31b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}