{
  "manageEntity": {
    "action": "Repost",
    "entityId": "469881",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x937665ec1a4dde6237fd4f631fb9094b5376ca37a9e18df42e8ea97496598517",
    "signature": "0xd6f8c9e102f7ce54f87ca9fdaeae4ff4544344a88286f67da22e865934e9166351917cd2f46820c105d33212c4ee6d3e01936bec370431925ca0b5a081b436b71c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}