{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578792",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x74e4039f40d57feb54c850790bb0944c50ca901dedf12b7cde1c2b803d96baac",
    "signature": "0x48dad2c0e538d436d5b88c6156f0d5445a069e3a7ce12067c011bb4de7e170d67761f30c4b68d1cbcfb50d058ec16a95846e9d2879eada26855cc073dd364cf41c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}