How to use the @liquality/errors.UnsupportedMethodError function in @liquality/errors

) : this._providers.length

    if (indexOfRequestor === -1) indexOfRequestor = 0

    const provider = findLast(
      this._providers,
      provider => isFunction(provider[method]), indexOfRequestor - 1
    )

    if (provider == null) {
      throw new UnimplementedMethodError(`Unimplemented method "${method}"`)
    }

    if (isFunction(provider._checkMethodVersionSupport)) {
      if (!provider._checkMethodVersionSupport(method, this.version)) {
        throw new UnsupportedMethodError(`Method "${method}" is not supported by version "${this.version}"`)
      }
    }

    return provider
  }