{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450678275",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5945b09348d4c0d8faacff27926ed4f38221310636317c40d9a8ebe1a184006e",
    "signature": "0x62a90c817ec39c7136627279c21f6747573cd968e7c3baa7c94da2edf30fd71921ce4fabed577519c4a44d4c9abf85c26b7c0e17d95c69a767f33af139b988881c",
    "signer": "0x6245d270201FE6e26477efA986E8C4035bF65C71",
    "userId": "36222594"
  }
}