{
  "nested": {
    "koinos": {
      "nested": {
        "contracts": {
          "nested": {
            "pow": {
              "options": {
                "go_package": "github.com/koinos/koinos-proto-golang/v2/koinos/contracts/pow"
              },
              "nested": {
                "difficulty_metadata": {
                  "fields": {
                    "target": {
                      "type": "bytes",
                      "id": 1
                    },
                    "last_block_time": {
                      "type": "uint64",
                      "id": 2,
                      "options": {
                        "jstype": "JS_STRING"
                      }
                    },
                    "difficulty": {
                      "type": "bytes",
                      "id": 3
                    },
                    "target_block_interval": {
                      "type": "uint64",
                      "id": 4,
                      "options": {
                        "jstype": "JS_STRING"
                      }
                    }
                  }
                },
                "get_difficulty_metadata_arguments": {
                  "fields": {}
                },
                "get_difficulty_metadata_result": {
                  "fields": {
                    "value": {
                      "type": "difficulty_metadata",
                      "id": 1
                    }
                  }
                },
                "pow_signature_data": {
                  "fields": {
                    "nonce": {
                      "type": "bytes",
                      "id": 1
                    },
                    "recoverable_signature": {
                      "type": "bytes",
                      "id": 2
                    }
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}