{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388643",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x370680894823f27b0628a0a57f571e64c1746d392dfb10eb67b201941fc0283c",
    "signature": "0x6e2554a08894e2fa0759cab5d648a9314a573371ea9e395a5380b27f60015f040c592e2bdd2b40824fb0595d544986ce2363febdab57e281b145468f743ca8de1c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}