{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1645518492",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x99682870827cbcd4841c2535dcf697e4f8bde9ab7c5bf2cabcaee1c5e7d2c021",
    "signature": "0x13a02c8c19328f0fa66b6d4b843d165125531af73cb35edf4e58bde5cdda9bcd1e9b236e0b8c46fadabc720d9206e76184fdfcb5bfe65acf9421a76fb2cc04231c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}