{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399098098",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xde1efeb4b46cb3fb82fccdbf71711722420dc3094bd84486dfaaef6049efd21a",
    "signature": "0xe728477472c4e9a52c8a3ab643a3ef95efe13de4e61951f34c37f771236b51e2502af754a5447ee3d667a3cfdda475f0743d7bb1d730cd4474f80d821579b1371b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}