{
  "manageEntity": {
    "action": "Repost",
    "entityId": "347256756",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf434fe8dd933c71e73dd245f5498b6c37719db77c8d655e3b726b9ba35038769",
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    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}