{
  "manageEntity": {
    "action": "Repost",
    "entityId": "719749",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xef45369ca9d7e04c934d037d70581705b5cc2453fdda194f5d25e9d611f759ee",
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    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
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}