Post v1instances:batchupdate

{
  "instances": [
    {
      "title": "<string>",
      "engine": "ENGINE_UNSPECIFIED",
      "activation": true,
      "version": "<string>",
      "externalLink": "<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>",
          "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>",
          "externalSecret": {
            "secretType": "SAECRET_TYPE_UNSPECIFIED",
            "url": "<string>",
            "authType": "AUTH_TYPE_UNSPECIFIED",
            "appRole": {
              "type": "SECRET_TYPE_UNSPECIFIED",
              "mountPath": "<string>"
            },
            "token": "<string>",
            "engineName": "<string>",
            "secretName": "<string>",
            "passwordKeyName": "<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": {}
        }
      ],
      "syncInterval": "<string>",
      "maximumConnections": 123,
      "syncDatabases": [
        "<string>"
      ],
      "mysqlLowerCaseTableNames": 123,
      "lastSyncTime": "2023-11-07T05:31:56Z",
      "roles": [
        {
          "name": "<string>",
          "connectionLimit": 123,
          "validUntil": "<string>",
          "attribute": "<string>"
        }
      ]
    }
  ]
}