refactoring models and create grant to async await

models/Grant_Organization.js

@@ -1,14 +1,33 @@
+const Organization = require('./Organization'),
+	Grant = require('./Grant');
+
 module.exports = (sequelize, DataTypes) => {
-	const GrantsOrganizations = sequelize.define('Grants_Organizations', {
+	const GrantOrganization = sequelize.define('GrantOrganization', {
 		id: {
 			type: DataTypes.INTEGER,
 			primaryKey: true,
 			autoIncrement: true
 		},
+		grant_id: {
+			type: DataTypes.INTEGER,
+			allowNull: false,
+			references: {
+				model: Grant(sequelize, DataTypes),
+				key: 'id'
+			}
+		},
+		organization_id: {
+			type: DataTypes.UUID,
+			allowNull: false,
+			references: {
+				model: Organization(sequelize, DataTypes),
+				key: 'id'
+			}
+		},
 		amount: {
 			type: DataTypes.INTEGER,
 			allowNull: false
 		}
 	});
-	return GrantsOrganizations;
+	return GrantOrganization;
 };