{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338189660",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x34338bfb12a115aed53a43cc0b548825b570f037b4dab79c091ad54950e59258",
    "signature": "0x85a37f498682d8857a3252decb2395c8e53643ea243a70401da91a173a3c1d9e73280584c54b098edc179a7fc7d98729fc329c3e3f0d0e6c24bd9be042caf35d1c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}