{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1243088877",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xef7a20019a7431dc24351ec797c0188ed1e65ee9c7809ebec9c9422a7998258d",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
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}