{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1231857733",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3f6d8fdc6f4603fbe6a014bee5a6cb5cc09331ff59e91c793fe151a0adf57760",
    "signature": "0xb5251bbba7104f0af54b1b455b469d02a77859af33440dbbc1fe204cdb32205a5bd50ec2597065f461c32e82ba6a888b2c17332d5629e7358cf7e3f0fa622c7e1c",
    "signer": "0x984F58cD45410ADBceCA6A588E25A7D5E409d3AB",
    "userId": "568191419"
  }
}