diff --git a/app/__pycache__/__init__.cpython-310.pyc b/app/__pycache__/__init__.cpython-310.pyc
index 3bab473..477112f 100644
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diff --git a/app/campaigns/__pycache__/models.cpython-310.pyc b/app/campaigns/__pycache__/models.cpython-310.pyc
new file mode 100644
index 0000000..805d85b
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diff --git a/app/campaigns/models.py b/app/campaigns/models.py
index 4a52dd0..d7bdcd7 100644
--- a/app/campaigns/models.py
+++ b/app/campaigns/models.py
@@ -6,12 +6,20 @@ import jwt
 from datetime import datetime, timezone, timedelta
 
 
+class AmbassadorMap(db.Model):
+    __tablename__ = 'ambassador_map'
+    id            = Column('id', INTEGER(), primary_key=True)
+    campaign_id   = Column('campaign_id', INTEGER(), nullable=False)
+    user_id       = Column('user_id', INTEGER(), nullable=False)
+
+
 
 class Campaign(db.Model):
     __tablename__ = 'campaign'
-    id         = Column('id', INTEGER(), primary_key=True)
-    title = Column('title', TEXT(), nullable=False)
-    donations = db.relationship('Donation', backref='campaign', lazy='dynamic')
+    id            = Column('id', INTEGER(), primary_key=True)
+    title         = Column('title', TEXT(), nullable=False)
+
+    # donations = db.relationship('Donation', backref='campaign', lazy='dynamic')
 
     def __repr__(self) -> str:
         return f"{self.id} - {self.title}"
diff --git a/app/main/__pycache__/models.cpython-310.pyc b/app/main/__pycache__/models.cpython-310.pyc
new file mode 100644
index 0000000..436cc8a
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diff --git a/app/main/models.py b/app/main/models.py
index 55502fa..45021a0 100644
--- a/app/main/models.py
+++ b/app/main/models.py
@@ -11,9 +11,11 @@ class Donation(db.Model):
     id            = Column('id', INTEGER(), primary_key=True, autoincrement=True)
     currency_type = Column('currency_type', TEXT(), nullable=False)
     amount        = Column('amount', INTEGER(), nullable=False)
+    user_id       = Column('user_id', INTEGER(), nullable=False)
+    campaign_id   = Column('campaign_id', INTEGER(), nullable=False)
     
-    user_id = Column(INTEGER, ForeignKey('user.id'))
-    campaign_id = Column(INTEGER, ForeignKey('campaign.id'))
+    # user_id = Column(INTEGER, ForeignKey('user.id'))
+    # campaign_id = Column(INTEGER, ForeignKey('campaign.id'))
     
     def __repr__(self) -> str:
         return f"{self.id} - {self.currency_type} - {self.amount}"
diff --git a/app/users/__pycache__/models.cpython-310.pyc b/app/users/__pycache__/models.cpython-310.pyc
index 8568868..bfd0618 100644
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diff --git a/app/users/__pycache__/routes.cpython-310.pyc b/app/users/__pycache__/routes.cpython-310.pyc
index 7e89603..1bac2aa 100644
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diff --git a/app/users/models.py b/app/users/models.py
index cfecb44..6f697a7 100644
--- a/app/users/models.py
+++ b/app/users/models.py
@@ -14,7 +14,8 @@ class User(db.Model, UserMixin):
     email      = Column('email', TEXT(), nullable=False, unique=True)
     password   = Column('password', TEXT(), nullable=False)
     user_type  = Column('user_type', TEXT(), nullable=False)
-    donations = db.relationship('Donation', backref='user', lazy='dynamic')
+    
+    # donations = db.relationship('Donation', backref='user', lazy='dynamic')