{
  "manageEntity": {
    "action": "Repost",
    "entityId": "424452556",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd883eed795c54729872078f33753e5ea308e4a1cdd28b5c97fcbdf53640da767",
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    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}