diff --git a/plugins/basicmessage_storage/basicmessage_storage/v1_0/models.py b/plugins/basicmessage_storage/basicmessage_storage/v1_0/models.py
index 1c36525e8..5044b9100 100644
--- a/plugins/basicmessage_storage/basicmessage_storage/v1_0/models.py
+++ b/plugins/basicmessage_storage/basicmessage_storage/v1_0/models.py
@@ -83,9 +83,10 @@ class Meta:
 
     connection_id = fields.Str(required=False)
     message_id = fields.Str(required=False)
-    sent_time = fields.Str(required=False,
+    sent_time = fields.Str(
+        required=False,
         validate=INDY_ISO8601_DATETIME_VALIDATE,
-        example=INDY_ISO8601_DATETIME_EXAMPLE
+        example=INDY_ISO8601_DATETIME_EXAMPLE,
     )
     locale = fields.Str(required=False)
     content = fields.Str(required=False)
diff --git a/plugins/traction_innkeeper/traction_innkeeper/__init__.py b/plugins/traction_innkeeper/traction_innkeeper/__init__.py
index 2c4db4aec..e69de29bb 100644
--- a/plugins/traction_innkeeper/traction_innkeeper/__init__.py
+++ b/plugins/traction_innkeeper/traction_innkeeper/__init__.py
@@ -1,21 +0,0 @@
-from aries_cloudagent.messaging.valid import (
-    INDY_SCHEMA_ID_VALIDATE,
-    INDY_SCHEMA_ID_EXAMPLE,
-    INDY_REV_REG_SIZE_VALIDATE,
-    INDY_REV_REG_SIZE_EXAMPLE,
-    INDY_CRED_DEF_ID_VALIDATE,
-    INDY_CRED_DEF_ID_EXAMPLE,
-)
-
-INDY_SCHEMA_ID = {
-    "validate": INDY_SCHEMA_ID_VALIDATE,
-    "example": INDY_SCHEMA_ID_EXAMPLE,
-}
-INDY_REV_REG_SIZE = {
-    "validate": INDY_REV_REG_SIZE_VALIDATE,
-    "example": INDY_REV_REG_SIZE_EXAMPLE,
-}
-INDY_CRED_DEF_ID = {
-    "validate": INDY_CRED_DEF_ID_VALIDATE,
-    "example": INDY_CRED_DEF_ID_EXAMPLE,
-}
diff --git a/plugins/traction_innkeeper/traction_innkeeper/v1_0/creddef_storage/models.py b/plugins/traction_innkeeper/traction_innkeeper/v1_0/creddef_storage/models.py
index 05a317369..1868efefb 100644
--- a/plugins/traction_innkeeper/traction_innkeeper/v1_0/creddef_storage/models.py
+++ b/plugins/traction_innkeeper/traction_innkeeper/v1_0/creddef_storage/models.py
@@ -7,23 +7,10 @@
     INDY_REV_REG_SIZE_VALIDATE,
     INDY_REV_REG_SIZE_EXAMPLE,
     INDY_CRED_DEF_ID_VALIDATE,
-    INDY_CRED_DEF_ID_EXAMPLE
+    INDY_CRED_DEF_ID_EXAMPLE,
 )
 from marshmallow import EXCLUDE, fields
 
-try:
-    from aries_cloudagent.messaging.valid import (
-        INDY_SCHEMA_ID,
-        INDY_REV_REG_SIZE,
-        INDY_CRED_DEF_ID,
-    )
-except ImportError:
-    from ... import (
-        INDY_SCHEMA_ID,
-        INDY_REV_REG_SIZE,
-        INDY_CRED_DEF_ID,
-    )
-
 
 class CredDefStorageRecord(BaseRecord):
     """Traction CredDef Storage Record."""
@@ -82,12 +69,12 @@ class Meta:
         required=True,
         description="Cred Def identifier",
         validate=INDY_CRED_DEF_ID_VALIDATE,
-        example=INDY_CRED_DEF_ID_EXAMPLE
+        example=INDY_CRED_DEF_ID_EXAMPLE,
     )
     schema_id = fields.Str(
         description="Schema identifier",
         validate=INDY_SCHEMA_ID_VALIDATE,
-        example=INDY_SCHEMA_ID_EXAMPLE
+        example=INDY_SCHEMA_ID_EXAMPLE,
     )
     support_revocation = fields.Boolean(
         required=False, description="Revocation supported flag"
diff --git a/plugins/traction_innkeeper/traction_innkeeper/v1_0/oca/models.py b/plugins/traction_innkeeper/traction_innkeeper/v1_0/oca/models.py
index 8103bbf2e..89a16d909 100644
--- a/plugins/traction_innkeeper/traction_innkeeper/v1_0/oca/models.py
+++ b/plugins/traction_innkeeper/traction_innkeeper/v1_0/oca/models.py
@@ -6,20 +6,10 @@
     INDY_SCHEMA_ID_EXAMPLE,
     INDY_CRED_DEF_ID_VALIDATE,
     INDY_CRED_DEF_ID_EXAMPLE,
-    UUIDFour
+    UUIDFour,
 )
 from marshmallow import EXCLUDE, fields
 
-try:
-    from aries_cloudagent.messaging.valid import (
-        INDY_SCHEMA_ID,
-        INDY_CRED_DEF_ID,
-        UUIDFour,
-    )
-except ImportError:
-    from ... import INDY_SCHEMA_ID, INDY_CRED_DEF_ID
-    from aries_cloudagent.messaging.valid import UUIDFour
-
 
 class OcaRecord(BaseRecord):
     """Traction OCA Record."""
@@ -88,13 +78,13 @@ class Meta:
         required=False,
         description="Schema identifier",
         validate=INDY_SCHEMA_ID_VALIDATE,
-        example=INDY_SCHEMA_ID_EXAMPLE
+        example=INDY_SCHEMA_ID_EXAMPLE,
     )
     cred_def_id = fields.Str(
-        required=False, 
+        required=False,
         description="Cred Def identifier",
         validate=INDY_CRED_DEF_ID_VALIDATE,
-        example=INDY_CRED_DEF_ID_EXAMPLE
+        example=INDY_CRED_DEF_ID_EXAMPLE,
     )
     url = fields.Str(required=False, description="(Public) Url for OCA Bundle")
     bundle = fields.Dict(
diff --git a/plugins/traction_innkeeper/traction_innkeeper/v1_0/oca/routes.py b/plugins/traction_innkeeper/traction_innkeeper/v1_0/oca/routes.py
index 8fca3785a..a67cf2e04 100644
--- a/plugins/traction_innkeeper/traction_innkeeper/v1_0/oca/routes.py
+++ b/plugins/traction_innkeeper/traction_innkeeper/v1_0/oca/routes.py
@@ -17,21 +17,11 @@
     INDY_SCHEMA_ID_VALIDATE,
     INDY_CRED_DEF_ID_EXAMPLE,
     INDY_CRED_DEF_ID_VALIDATE,
-    UUIDFour
+    UUIDFour,
 )
 from aries_cloudagent.storage.error import StorageNotFoundError, StorageError
 from marshmallow import fields, ValidationError
 
-try:
-    from aries_cloudagent.messaging.valid import (
-        INDY_SCHEMA_ID,
-        INDY_CRED_DEF_ID,
-        UUIDFour,
-    )
-except ImportError:
-    from ... import INDY_SCHEMA_ID, INDY_CRED_DEF_ID
-    from aries_cloudagent.messaging.valid import UUIDFour
-
 from . import OcaService
 from .models import OcaRecordSchema
 from .oca_service import PublicDIDRequiredError, PublicDIDMismatchError
@@ -86,13 +76,13 @@ class AddOcaRecordRequestSchema(OpenAPISchema):
         required=False,
         description="Schema identifier",
         validate=INDY_SCHEMA_ID_VALIDATE,
-        example=INDY_SCHEMA_ID_EXAMPLE
+        example=INDY_SCHEMA_ID_EXAMPLE,
     )
     cred_def_id = fields.Str(
         required=False,
         description="Cred Def identifier",
         validate=INDY_CRED_DEF_ID_VALIDATE,
-        example=INDY_CRED_DEF_ID_EXAMPLE
+        example=INDY_CRED_DEF_ID_EXAMPLE,
     )
     url = fields.Str(required=False, description="(Public) Url for OCA Bundle")
     bundle = fields.Dict(
diff --git a/plugins/traction_innkeeper/traction_innkeeper/v1_0/schema_storage/models.py b/plugins/traction_innkeeper/traction_innkeeper/v1_0/schema_storage/models.py
index abad657ba..2cde3c33f 100644
--- a/plugins/traction_innkeeper/traction_innkeeper/v1_0/schema_storage/models.py
+++ b/plugins/traction_innkeeper/traction_innkeeper/v1_0/schema_storage/models.py
@@ -7,11 +7,6 @@
 )
 from marshmallow import EXCLUDE, fields
 
-try:
-    from aries_cloudagent.messaging.valid import INDY_SCHEMA_ID
-except ImportError:
-    from ... import INDY_SCHEMA_ID
-
 
 class SchemaStorageRecord(BaseRecord):
     """Traction Schema Storage Record."""