{
  "manageEntity": {
    "action": "Repost",
    "entityId": "742713",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ac404d7193bbd7bfd5781d35458f8f983545e788c573846b98c28b1594e3420",
    "signature": "0x81571e54dd732a276f0745eaa357845b72612d7c74bfa02cb72c54124e16db466ada254d96a3af0e450e15eaf8053d8042da03164e12f2fd277c21fb81d19e351b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}