{
  "manageEntity": {
    "action": "Repost",
    "entityId": "358640",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9abfc720abd6bab324871ebaaca11cb18867c6d0ff3af640e3ce0c0c8054a445",
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    "signer": "0x683652A4dd5A3C6d1b00eF3f7878768e3a78494C",
    "userId": "310841670"
  }
}