{
  "manageEntity": {
    "action": "Repost",
    "entityId": "873503926",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x23bde0ebc827884fc9538b2f87d5821611158206e4dc20537c3defd17c458374",
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    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}