{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619484",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x15179ac92b187f914cb6033b98208793c2632fb08dddacafa649bced7bf8aba4",
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    "signer": "0x37C656432bDD87630C13F60036e9857B5ee36154",
    "userId": "288167767"
  }
}