{
  "manageEntity": {
    "action": "Repost",
    "entityId": "512616750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xec1a642fb416f421587f80fc0caf211e07d4c9061acecfad9c0423e3b6ddd76a",
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    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
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}