{
  "manageEntity": {
    "action": "Repost",
    "entityId": "746002971",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x950cde5c451bab39cc1bc98cfbbca5fdb40bf5dcf867bb690375399d91ef2613",
    "signature": "0x4aed91985f64469a89ab920ba2124fac69962ae44903b2fae7562b1a12bb54f10ca4088f074bd8260ef86ca2bccceeeab3ba946be46e062066072583bf9e4d901b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}