{
  "manageEntity": {
    "action": "Repost",
    "entityId": "689047458",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x76cc9948cd582397221df15b61fbb8ca2555b3bf4bd05dcc7fb65493c896cf02",
    "signature": "0x465621a5241d325dce74d7daedd19eb940c8f64e2d6dbd119123fd10b2e318b57823552686fbbc8ab7318c0737e82745069b6e7942480e78212a04ff06ad3bd01c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}