{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428415",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x80bda5587104cfd8d42f9378c26af47577e6c98cd921c99824e9a090a64ec1eb",
    "signature": "0xcc4c850b99fa39b11d44b5db8b47441a74b84c573a067161efe5201efce827d575dc900872d51ff0e981581fa15edc7edf11af4136046bb4d5a989abf1d759781b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}