{
  "manageEntity": {
    "action": "Repost",
    "entityId": "456757",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfbe5e70603902c14f5ac0941d29b7024da2973e94732b57963330bf1c0273a66",
    "signature": "0x19c3c1ccbd454db11078c7a8bdee26373d7b2f689f8577eadf7107b704408fa758f9da7bea8982b643a0a1339ff62fe99e39da4fede0f9dcdc87be6cd651a13b1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}