create

{              
  "metadata": {                // [required]
    "labels": {                // [map]
                               // Labels associated with the resource.
      string: string                  
    },
    "name": string,            // Human readable name for the resource.
    "parent_id": string,       // [required]
                               // Identifier of the parent resource to which the resource belongs.
    "resource_version": int64  // Version of the resource for safe concurrent modifications and consistent reads.
                               // Positive and monotonically increases on each resource spec change (but *not* on each change of the
                               // resource's container(s) or status).
                               // Service allows zero value or current.
  },
  "spec": {                   // [required]
    "cidrs": [{                 // CIDR blocks defined by the pool.
      "cidr": string,           // [required]
                                // A CIDR block (e.g., "10.1.2.0/24") or a prefix length (e.g., "/24").
                                // If prefix length is specified, the CIDR block will be auto-allocated from
                                // the available space in the parent pool.
      "max_mask_length": int64, // [non_empty_default]
                                // Maximum mask length for this pool child pools and allocations.
                                // Default max_mask_length is 32 for IPv4.
      "state": enum(         // [non_empty_default]
                             // Controls provisioning of IP addresses from the CIDR block to other pools
                             // or allocations. Defaults to AVAILABLE.
        "STATE_UNSPECIFIED", // Not used, mandated by the protocol.
        "AVAILABLE",         // Default state. Provision of the IP addresses from this CIDR block is allowed.
        "DISABLED"           // Provision of the IP addresses from this CIDR block is denied.
      )
    }],
    "source_pool_id": string, // [immutable]
                              // ID of the source pool.
                              // CIDR blocks of a pool must be within the range defined by its source pool.
    "version": enum(            // [required] [immutable]
                                // IP version of the pool.
      "IP_VERSION_UNSPECIFIED", // Default, unspecified IP version.
      "IPV4",                   // IPv4 address.
      "IPV6"                    // IPv6 address.
    ),
    "visibility": enum(            // [required] [immutable]
                                   // Configures whether the pool is private or public.
                                   // Only public pools IP addresses are routable in the Internet.
      "IP_VISIBILITY_UNSPECIFIED", // Default, unspecified IP visibility.
      "PRIVATE",                   // Private address.
      "PUBLIC"                     // Public address.
    )
  }
}