{
  "manageEntity": {
    "action": "Repost",
    "entityId": "719749",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53fc4f1b0758da5b87eee13d87c0b3d0739cd47d22550c853e4513ba9671954a",
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    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}