[feat] custom exchange providers (#2797)

pyproject.toml

@@ -60,6 +60,7 @@ wallycore = {version = "1.3.0", optional = true}
 # needed for breez funding source
 breez-sdk = {version = "0.5.2", optional = true}
 
+jsonpath-ng = "^1.7.0"
 [tool.poetry.extras]
 breez = ["breez-sdk"]
 liquid = ["wallycore"]
@@ -140,6 +141,7 @@ module = [
   "pywebpush.*",
   "fastapi_sso.sso.*",
   "json5.*",
+  "jsonpath_ng.*",
 ]
 ignore_missing_imports = "True"