Backblaze is now a Terraform provider(backblaze.com)

    terraform {
      required_version = ">= 0.13"
      required_providers {
        b2 = {
          source  = "Backblaze/b2"
          version = "~> 0.2"
        }
      }
    }

    provider "b2" {
    }

    resource "b2_application_key" "example" {
      key_name     = "test-b2-tfp-0000000000000000000"
      capabilities = ["readFiles"]
    }

    data "b2_application_key" "example" {
      key_name = b2_application_key.example.key_name
    }

    output "application_key" {
      value = data.b2_application_key.example
    }