{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399022908",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8d09be96516c07f456364e19b97028420179532cd8f372527149b9bf59b54208",
    "signature": "0x403449e112ff0e832c18f366b74219e6394cb5cac355c5410792cc95f2a745ed63cff2b278d5a916d9cf654026462a4843e8d791ea6c1376048528fd96be7a241c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}