curl --request POST \
  --url https://api.example.com/v1/instances/{instance}/databases:batchUpdate \
  --header 'Content-Type: application/json' \
  --data '
{
  "requests": [
    {
      "database": {
        "name": "<string>",
        "project": "<string>",
        "environment": "<string>",
        "labels": {}
      },
      "updateMask": "<string>",
      "allowMissing": true
    }
  ],
  "parent": "<string>"
}
'

{
  "databases": [
    {
      "name": "<string>",
      "state": "STATE_UNSPECIFIED",
      "successfulSyncTime": "2023-11-07T05:31:56Z",
      "project": "<string>",
      "schemaVersion": "<string>",
      "environment": "<string>",
      "effectiveEnvironment": "<string>",
      "labels": {},
      "instanceResource": {
        "title": "<string>",
        "engine": "ENGINE_UNSPECIFIED",
        "engineVersion": "<string>",
        "dataSources": [
          {
            "id": "<string>",
            "type": "DATA_SOURCE_UNSPECIFIED",
            "username": "<string>",
            "password": "<string>",
            "obfuscatedPassword": "<string>",
            "useSsl": true,
            "sslCa": "<string>",
            "obfuscatedSslCa": "<string>",
            "sslCert": "<string>",
            "obfuscatedSslCert": "<string>",
            "sslKey": "<string>",
            "obfuscatedSslKey": "<string>",
            "verifyTlsCertificate": true,
            "host": "<string>",
            "port": "<string>",
            "database": "<string>",
            "srv": true,
            "authenticationDatabase": "<string>",
            "replicaSet": "<string>",
            "sid": "<string>",
            "serviceName": "<string>",
            "sshHost": "<string>",
            "sshPort": "<string>",
            "sshUser": "<string>",
            "sshPassword": "<string>",
            "obfuscatedSshPassword": "<string>",
            "sshPrivateKey": "<string>",
            "obfuscatedSshPrivateKey": "<string>",
            "authenticationPrivateKey": "<string>",
            "obfuscatedAuthenticationPrivateKey": "<string>",
            "authenticationPrivateKeyPassphrase": "<string>",
            "obfuscatedAuthenticationPrivateKeyPassphrase": "<string>",
            "externalSecret": {
              "secretType": "SECRET_TYPE_UNSPECIFIED",
              "url": "<string>",
              "authType": "AUTH_TYPE_UNSPECIFIED",
              "appRole": {
                "type": "SECRET_TYPE_UNSPECIFIED",
                "mountPath": "<string>"
              },
              "token": "<string>",
              "engineName": "<string>",
              "secretName": "<string>",
              "passwordKeyName": "<string>",
              "skipVaultTlsVerification": true,
              "vaultSslCa": "<string>",
              "obfuscatedVaultSslCa": "<string>",
              "vaultSslCert": "<string>",
              "obfuscatedVaultSslCert": "<string>",
              "vaultSslKey": "<string>",
              "obfuscatedVaultSslKey": "<string>"
            },
            "authenticationType": "AUTHENTICATION_UNSPECIFIED",
            "azureCredential": {
              "tenantId": "<string>",
              "clientId": "<string>"
            },
            "awsCredential": {},
            "gcpCredential": {},
            "saslConfig": {
              "krbConfig": {
                "primary": "<string>",
                "instance": "<string>",
                "realm": "<string>",
                "keytab": "<string>",
                "kdcHost": "<string>",
                "kdcPort": "<string>",
                "kdcTransportProtocol": "<string>"
              }
            },
            "additionalAddresses": [
              {
                "host": "<string>",
                "port": "<string>"
              }
            ],
            "directConnection": true,
            "region": "<string>",
            "warehouseId": "<string>",
            "masterName": "<string>",
            "masterUsername": "<string>",
            "masterPassword": "<string>",
            "obfuscatedMasterPassword": "<string>",
            "redisType": "REDIS_TYPE_UNSPECIFIED",
            "cluster": "<string>",
            "extraConnectionParameters": {}
          }
        ],
        "activation": true,
        "name": "<string>",
        "environment": "<string>"
      },
      "backupAvailable": true,
      "drifted": true
    }
  ]
}