{
  "manageEntity": {
    "action": "Repost",
    "entityId": "239712619",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc4702c32df4b567d02136e21d25637215a55bd8c85ce55cbd0346f2378898d9e",
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    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}