{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428367",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa84e54761a26b6e06d38e577a6570d01570c1812d8672dc03273ad6010969bf9",
    "signature": "0x80aa997319cfd8621257893fdf3ed58a10f1368c7f1486c05e954695610178397f4024d58ad69823a0cb3f64a0156aa9cd894f024b163cf77ae9fb49ffd5bc2e1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}