{
  "manageEntity": {
    "action": "Repost",
    "entityId": "900382251",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1845423751ce4dfc7625eb6bb26c4f3ed2fcfe853a99413dca98757d418c349",
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    "signer": "0xD24F8A2501472e4c9FD5dfCCDF80B550912c7FB0",
    "userId": "887242445"
  }
}