diff --git a/lnbits/core/views/api.py b/lnbits/core/views/api.py
index 8e2febeaa..fb20b0344 100644
--- a/lnbits/core/views/api.py
+++ b/lnbits/core/views/api.py
@@ -1,4 +1,4 @@
-from pydantic.types import constr
+from pydantic import BaseModel
 import trio
 import json
 import httpx
@@ -440,7 +440,7 @@ async def api_lnurlscan(code: str):
     return params
 
 
-@core_app.post("/api/v1/lnurlauth", methods=["POST"])
+@core_app.post("/api/v1/lnurlauth")
 @api_check_wallet_key("admin")
 async def api_perform_lnurlauth(callback: str):
     err = await perform_lnurlauth(callback)
diff --git a/lnbits/extensions/bleskomat/views.py b/lnbits/extensions/bleskomat/views.py
index 971c028d9..4e57e9c2c 100644
--- a/lnbits/extensions/bleskomat/views.py
+++ b/lnbits/extensions/bleskomat/views.py
@@ -7,6 +7,7 @@ from . import bleskomat_ext
 from .exchange_rates import exchange_rate_providers_serializable, fiat_currencies
 from .helpers import get_callback_url
 from fastapi.templating import Jinja2Templates
+from fastapi import Request
 
 templates = Jinja2Templates(directory="templates")
 
diff --git a/lnbits/extensions/bleskomat/views_api.py b/lnbits/extensions/bleskomat/views_api.py
index 23d858683..00a29a978 100644
--- a/lnbits/extensions/bleskomat/views_api.py
+++ b/lnbits/extensions/bleskomat/views_api.py
@@ -1,3 +1,6 @@
+from typing import Union
+from fastapi.param_functions import Query
+from pydantic import BaseModel
 from quart import g, jsonify, request
 from http import HTTPStatus
 
@@ -50,9 +53,9 @@ async def api_bleskomat_retrieve(bleskomat_id):
 
 class CreateData(BaseModel):
     name:  str
-    fiat_currency:  str = fiat_currencies.keys()
-    exchange_rate_provider:  str = exchange_rate_providers.keys()
-    fee: Optional[str, int, float] = Query(...)
+    fiat_currency:  str = "EUR" # TODO: fix this
+    exchange_rate_provider:  str = "bitfinex"
+    fee: Union[str, int, float] = Query(...)
 
 @bleskomat_ext.post("/api/v1/bleskomat")
 @bleskomat_ext.put("/api/v1/bleskomat/<bleskomat_id>")
diff --git a/lnbits/extensions/lnurlp/views_api.py b/lnbits/extensions/lnurlp/views_api.py
index 3d2a4709b..b08a21625 100644
--- a/lnbits/extensions/lnurlp/views_api.py
+++ b/lnbits/extensions/lnurlp/views_api.py
@@ -1,3 +1,6 @@
+from typing import Optional
+from fastapi.param_functions import Query
+from pydantic.main import BaseModel
 from quart import g, jsonify, request
 from http import HTTPStatus
 from lnurl.exceptions import InvalidUrl as LnurlInvalidUrl  # type: ignore
@@ -60,10 +63,10 @@ async def api_link_retrieve(link_id):
 
 class CreateData(BaseModel):
     description:  str
-    min:  int = Query(ge=0.01)
-    max:  int = Query(ge=0.01)
+    min:  int = Query(0.01, ge=0.01)
+    max:  int = Query(0.01, ge=0.01)
     currency:  Optional[str] 
-    comment_chars:  int = Query(ge=0, lt=800) 
+    comment_chars:  int = Query(0, ge=0, lt=800) 
     webhook_url:  Optional[str] 
     success_text:  Optional[str] 
     success_url:  Optional[str] 
diff --git a/lnbits/extensions/offlineshop/views_api.py b/lnbits/extensions/offlineshop/views_api.py
index 5f8f4b424..af2150cb4 100644
--- a/lnbits/extensions/offlineshop/views_api.py
+++ b/lnbits/extensions/offlineshop/views_api.py
@@ -1,3 +1,5 @@
+from typing import Optional
+from pydantic.main import BaseModel
 from quart import g, jsonify
 from http import HTTPStatus
 from lnurl.exceptions import InvalidUrl as LnurlInvalidUrl  # type: ignore
diff --git a/lnbits/extensions/splitpayments/views_api.py b/lnbits/extensions/splitpayments/views_api.py
index ac7c1a398..76e2b729a 100644
--- a/lnbits/extensions/splitpayments/views_api.py
+++ b/lnbits/extensions/splitpayments/views_api.py
@@ -1,3 +1,5 @@
+from typing import List, Optional
+from pydantic import BaseModel
 from quart import g, jsonify
 from http import HTTPStatus
 
@@ -22,7 +24,8 @@ class SchemaData(BaseModel):
 
 @splitpayments_ext.put("/api/v1/targets")
 @api_check_wallet_key("admin")
-async def api_targets_set(targets: Optional(list[SchemaData]) = None):
+async def api_targets_set(targets: Optional[List[SchemaData]]
+ = None):
     targets = []
 
     for entry in targets:
diff --git a/lnbits/extensions/streamalerts/views_api.py b/lnbits/extensions/streamalerts/views_api.py
index 7da56e3a4..9e34ff36a 100644
--- a/lnbits/extensions/streamalerts/views_api.py
+++ b/lnbits/extensions/streamalerts/views_api.py
@@ -1,3 +1,5 @@
+from typing import Optional
+from pydantic.main import BaseModel
 from quart import g, redirect, request, jsonify
 from http import HTTPStatus
 
@@ -34,7 +36,7 @@ class CreateServicesData(BaseModel):
 
 @streamalerts_ext.post("/api/v1/services")
 @api_check_wallet_key("invoice")
-async def api_create_service(data: CreateData):
+async def api_create_service(data: CreateServicesData):
     """Create a service, which holds data about how/where to post donations"""
     try:
         service = await create_service(**data)
diff --git a/lnbits/extensions/subdomains/views_api.py b/lnbits/extensions/subdomains/views_api.py
index f70f27e50..3684c4ad5 100644
--- a/lnbits/extensions/subdomains/views_api.py
+++ b/lnbits/extensions/subdomains/views_api.py
@@ -1,3 +1,6 @@
+from typing import Optional
+from fastapi.param_functions import Query
+from pydantic.main import BaseModel
 from quart import g, jsonify, request
 from http import HTTPStatus
 
@@ -42,7 +45,7 @@ class CreateDomainsData(BaseModel):
     domain:  str
     cf_token:  str
     cf_zone_id:  str
-    webhook:  optional[str]
+    webhook:  Optional[str]
     description:  str
     cost:  int
     allowed_record_types:  str
@@ -103,7 +106,7 @@ class CreateDomainsData(BaseModel):
     subdomain:  str
     email:  str
     ip:  str
-    sats:  int = Query(ge=0)
+    sats:  int = Query(0, ge=0)
     duration:  int
     record_type:  str
 
diff --git a/lnbits/extensions/usermanager/views.py b/lnbits/extensions/usermanager/views.py
index a01e83613..5bd72a515 100644
--- a/lnbits/extensions/usermanager/views.py
+++ b/lnbits/extensions/usermanager/views.py
@@ -3,7 +3,7 @@ from quart import g, render_template
 from lnbits.decorators import check_user_exists, validate_uuids
 
 from . import usermanager_ext
-from fastapi import FastAPI, Request
+from fastapi import Request
 from fastapi.templating import Jinja2Templates
 
 templates = Jinja2Templates(directory="templates")
diff --git a/lnbits/extensions/usermanager/views_api.py b/lnbits/extensions/usermanager/views_api.py
index ff10a48aa..1bf47d6b8 100644
--- a/lnbits/extensions/usermanager/views_api.py
+++ b/lnbits/extensions/usermanager/views_api.py
@@ -1,3 +1,5 @@
+from typing import Optional
+from pydantic.main import BaseModel
 from quart import g, jsonify
 from http import HTTPStatus