{
  "manageEntity": {
    "action": "Repost",
    "entityId": "571489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc5ace462560c903e15260be6d82bcd73e6278899d64d217571efc1c5b56db634",
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    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}