{
  "manageEntity": {
    "action": "Repost",
    "entityId": "559832395",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39ce75aa225adb35b526cae7465c93f7c07a8c467aecb726e8b8e4a5d8e80e9a",
    "signature": "0x56550d9a7a8e194b412a173beaf7b8f97cd6ed5df6dcfa1ccaa662ddc61dc69833287d13424bbd74718ef56556106a4ce6fa39bc5db119222c861956b239c48b1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}