{
  "manageEntity": {
    "action": "Repost",
    "entityId": "518053",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c7aef88fedd4b66c30f0ba4410183149230ca166cfc64a87dffcb50ae336ea8",
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    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}