{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21483972",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa5e9b0c547899469a4b7107db06fad29b22d7302f6689e9c018adfcc892a77ce",
    "signature": "0x45d64c7fcdae8daf54be2ec5c0d5c5698754f6fb07e71fc42b70f0b61fbf40786f265cbc492cb2afc41c0492a63fd9d611dae1a78c7318e817993b3e08c98caf1b",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}