{
  "manageEntity": {
    "action": "Repost",
    "entityId": "742464",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53bf5e57b2c7ae078e113683be33647de4634fb981222ca2bf5ce3408687a024",
    "signature": "0x89466334faac87b92954f17f0b39291fdf42424ccc03ffdc8ee9039c290b6ee87ca5723080a7eab7c6fb3072a4f6bf600f0814717347ed1ee688a1a1568907381b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}