{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475016",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x56243377c8f7537a10f229debd015e623bdffdddfb68bf4274175e4494ff364c",
    "signature": "0xaba488ddb86d64324b9ea0518e503c5dd9cac199be465ba98511117e7bcea1bf049261306d82605e712bc62568b49cd92305a02c4c5cbdb9b62284258033bc3c1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}