{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1259038891",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4097c6cb7eb43e7312d1d3ee599284bf7ac800789c87ca2070358726419ca0a7",
    "signature": "0x4993c7c42d4e0cf4d3939445bb6a45e74b5b20d621868ef79be11140932822053483822d2137b49aaacc788fcc37a14b9a689d9a58e3e327e303bb5acf5486cf1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}