{
  "manageEntity": {
    "action": "Repost",
    "entityId": "639755",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8adb1b227bcb077932865bc3f9144efe9cad014bc50b233862032f7b6b0e1404",
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    "signer": "0x484d8957F3f2AAC8A75b6c9769692fB7Bf806850",
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  }
}