{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543708751",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18a8ac542ad989528e81bb271410463a907489d01f08d33e6a4d44b2f2f97629",
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    "signer": "0xD71D6a61b797d5436c8d291306fd7DbCe6257Cc2",
    "userId": "117522"
  }
}