{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557085700",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf563c3153f1572a08b92bb0d1ac02b39f920bfd347e84a9013bec86b1ce20288",
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    "signer": "0x2F87bb373089af6C75e3362077A0E52A4779f72c",
    "userId": "582715056"
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}