{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545540",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa58fb02f1ecd080d2dd316e016ea5b5139dec515fc8a1e1e50c1a82ebe2d955c",
    "signature": "0x02a5f341203e4cdcbbb806117e684289ad4e852b4fc65e302308cfc8278a848933bcc065a0ca991664126b54357f3ba68950b7028f9a26f19c3f03e396550b9d1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}