{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554123",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9d4f56257f71edc762be3012d336f8dd94de22f8656a64b0ce8d5119da9d7b4c",
    "signature": "0x8d3068ee937e93090043f9b34658d66c06c8743d6dd311eb02a8ae5ae88c673626fc1cf94e64816c852d272d800d73562a0835ddea39a6b2f2d9dcf74076b3231c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}