Unable to start pod using GraphQL

Sending GraphQL query:
        mutation {
            podFindAndDeployOnDemand(
                input: {
                    cloudType: ALL
                    gpuCount: 1
                    volumeInGb: 40
                    containerDiskInGb: 40
                    minVcpuCount: 2
                    minMemoryInGb: 15
                    gpuTypeId: "NVIDIA RTX A6000"
                    name: "My Private Container"
                    imageName: "xyz/ml_worker:image_genV7.0"
                    dockerArgs: ""
                    ports: "8888/http"
                    volumeMountPath: "/workspace"
                    containerRegistryAuthId: "cm2rqsxxxxxo"
                }
            ) {
                id
                imageName
                machineId
            }
        }
        

Response status code: 400
Response content: {"errors":[{"message":"Something went wrong. Please try again later or contact support.","locations":[{"line":17,"column":21}],"extensions":{"code":"GRAPHQL_VALIDATION_FAILED"}}]}

 query {
            myself {
                containerRegistryAuth {
                    id
                    name
                    registryAuth
                }
            }
        }