{
  "manageEntity": {
    "action": "Repost",
    "entityId": "404568",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18e45666287234c0cc7c50e290efa9b66870a58739d39ab720c8adbfaf936b50",
    "signature": "0xd698b4228c9dd5459a6b20043cd06006979822b73e3059c4833f4d8d09798920300fcfea73e4aac8f956482391a00cf4723ef6a8b106a4ec9f385c1f20cf83fb1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}