Template for creating a virtual machine. Filled in the following form:

attribute: 'value'
object: {
    attribute: 'value'
}
map: {
    key: 'key_value'
    value: 'value_value'
}
    

You can find the names of the fields at the link to the documentation

For example:

platform_id: 'standard-v3'                  # https://cloud.yandex.com/en/docs/compute/concepts/vm-platforms - one of present platforms
zone_id: 'ru-central1-b'                    # availability zone
folder_id: 'b1gjcigme8df0h9dl965'           # id of resource folder - https://cloud.yandex.com/en/docs/resource-manager/concepts/resources-hierarchy
resources_spec: {
    memory: 1073741824                      # bytes
    cores: 2
    core_fraction: 20                       # in percernts. Depends from selected platform. - https://cloud.yandex.com/en/docs/compute/concepts/performance-levels
}
boot_disk_spec: {
    mode: READ_WRITE
    disk_spec: {
        type_id: 'network-hdd'              # https://cloud.yandex.com/en/docs/compute/concepts/disk
        size: 16106127360                   # bytes
        image_id: 'fd87ap2ld09bjiotu5v0'    # base image id. Can be found on new virtual machine wizard interface.
    }
    auto_delete: true                       # remove disks on vm termination
}
network_interface_specs: {
    subnet_id: 'e2l8m8rsiq7mbsusb9ps'
    primary_v4_address_spec: {
      one_to_one_nat_spec: {
        ip_version: IPV4
      }
    }
  }
  scheduling_policy: {
    preemptible: true
  }
metadata: {
    key: 'user-data'                        # Cloud config file format converted to single line. https://cloud.yandex.com/en/docs/compute/concepts/vm-metadata
    value: '|-\n#cloud-config \nwrite_files: \n- path: /var/lib/cloud/scripts/per-boot/01-run-load-generator.sh \npermissions: 0555 \ncontent: | \n#!/bin/bash \necho "hello world!"\n'
}
    

Full example without comments.
platform_id: 'standard-v3'
zone_id: 'ru-central1-b'
folder_id: 'b1gjcigme8df0h9dl965'
resources_spec: {
    memory: 1073741824
    cores: 2
    core_fraction: 20
}
boot_disk_spec: {
    mode: READ_WRITE
    disk_spec: {
        type_id: 'network-hdd'
        size: 16106127360
        image_id: 'fd87ap2ld09bjiotu5v0'
    }
    auto_delete: true
}
network_interface_specs: {
    subnet_id: 'e2l8m8rsiq7mbsusb9ps'
    primary_v4_address_spec: {
      one_to_one_nat_spec: {
        ip_version: IPV4
      }
    }
  }
  scheduling_policy: {
    preemptible: true
  }
metadata: {
    key: 'user-data'
    value: '|-\n#cloud-config \nwrite_files: \n- path: /var/lib/cloud/scripts/per-boot/01-run-load-generator.sh \npermissions: 0555 \ncontent: | \n#!/bin/bash \necho "hello world!"\n'
}