{
  "manageEntity": {
    "action": "Repost",
    "entityId": "621753",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x833878dc79b352255b7c531a22fba2826ecf6949d9aff073b128fcfa249ebd62",
    "signature": "0xf4cf608da0c6e62ab593bc21b4329fe90d51fbe2cb1bca7664e72e81e83ba7c2665490015617ae3ccc92ec88550060025131f030d16a3777b5ecc7239739ec1c1b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}