{
  "manageEntity": {
    "action": "Repost",
    "entityId": "777814596",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d97d63b2fc205e3bee250fb29184d7b57b0d8252db820be8aeaa7512333dcb2",
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    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}