diff --git a/poetry.lock b/poetry.lock
index 69d535b..5c25a93 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -536,6 +536,23 @@ linkify = ["linkify-it-py (>=1.0,<2.0)"]
 rtd = ["myst-nb (>=0.11.1,<0.12.0)", "sphinx-book-theme", "sphinx-panels (>=0.4.0,<0.5.0)", "sphinx-copybutton", "sphinx (>=2,<4)", "pyyaml"]
 testing = ["coverage", "pytest (>=3.6,<4)", "pytest-cov", "pytest-regressions", "pytest-benchmark (>=3.2,<4.0)", "psutil"]
 
+[[package]]
+name = "marshmallow"
+version = "3.16.0"
+description = "A lightweight library for converting complex datatypes to and from native Python datatypes."
+category = "main"
+optional = false
+python-versions = ">=3.7"
+
+[package.dependencies]
+packaging = ">=17.0"
+
+[package.extras]
+dev = ["pytest", "pytz", "simplejson", "mypy (==0.960)", "flake8 (==4.0.1)", "flake8-bugbear (==22.4.25)", "pre-commit (>=2.4,<3.0)", "tox"]
+docs = ["sphinx (==4.5.0)", "sphinx-issues (==3.0.1)", "alabaster (==0.7.12)", "sphinx-version-warning (==1.1.2)", "autodocsumm (==0.2.8)"]
+lint = ["mypy (==0.960)", "flake8 (==4.0.1)", "flake8-bugbear (==22.4.25)", "pre-commit (>=2.4,<3.0)"]
+tests = ["pytest", "pytz", "simplejson"]
+
 [[package]]
 name = "matplotlib-inline"
 version = "0.1.3"
@@ -657,7 +674,7 @@ python-versions = "*"
 name = "packaging"
 version = "20.9"
 description = "Core utilities for Python packages"
-category = "dev"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
@@ -900,7 +917,7 @@ testutil = ["gitpython (>3)"]
 name = "pyparsing"
 version = "3.0.9"
 description = "pyparsing module - Classes and methods to define and execute parsing grammars"
-category = "dev"
+category = "main"
 optional = false
 python-versions = ">=3.6.8"
 
@@ -1255,7 +1272,7 @@ testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "f5750441bdbfc466eb7d8b8fc9a27ae194b13597c4c0079691ecaa65f465ecde"
+content-hash = "83b3d8a592f5f6bc4f92a9169f75614dbd499a486a2c225fd29cad69d7497b59"
 
 [metadata.files]
 appnope = [
@@ -1593,6 +1610,10 @@ markdown-it-py = [
     {file = "markdown-it-py-0.6.2.tar.gz", hash = "sha256:c3b9f995be0792cbbc8ab2f53d74072eb7ff8a8b622be8d61d38ab879709eca3"},
     {file = "markdown_it_py-0.6.2-py3-none-any.whl", hash = "sha256:30b3e9f8198dc82a5df0dcb73fd31d56cd9a43bf8a747feb10b2ba74f962bcb1"},
 ]
+marshmallow = [
+    {file = "marshmallow-3.16.0-py3-none-any.whl", hash = "sha256:53a1e0ee69f79e1f3e80d17393b25cfc917eda52f859e8183b4af72c3390c1f1"},
+    {file = "marshmallow-3.16.0.tar.gz", hash = "sha256:a762c1d8b2bcb0e5c8e964850d03f9f3bffd6a12b626f3c14b9d6b1841999af5"},
+]
 matplotlib-inline = [
     {file = "matplotlib-inline-0.1.3.tar.gz", hash = "sha256:a04bfba22e0d1395479f866853ec1ee28eea1485c1d69a6faf00dc3e24ff34ee"},
     {file = "matplotlib_inline-0.1.3-py3-none-any.whl", hash = "sha256:aed605ba3b72462d64d475a21a9296f400a19c4f74a31b59103d2a99ffd5aa5c"},
diff --git a/pyproject.toml b/pyproject.toml
index 1cf9efb..213bf1c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,6 +17,7 @@ python = "^3.7"
 colorama = "^0.4.4"
 requests = "^2.27.1"
 "ruamel.yaml" = "^0.17.21"
+marshmallow = "^3.16.0"
 
 [tool.poetry.dev-dependencies]
 bandit = "^1.6.2"