curl -X PUT "{base_url}/api/v1/dataContracts" \
  -H "Authorization: Bearer {access_token}" \
  -H "Content-Type: application/json" \
  -d '{
    "name": "sales-orders-contract",
    "entity": {
      "id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
      "type": "table"
    },
    "description": "Data contract for the sales orders table",
    "entityStatus": "Approved",
    "schema": [
      {"name": "order_id", "dataType": "INT", "constraint": "PRIMARY_KEY"},
      {"name": "customer_id", "dataType": "INT", "constraint": "NOT_NULL"},
      {"name": "order_date", "dataType": "TIMESTAMP", "constraint": "NOT_NULL"},
      {"name": "total_amount", "dataType": "DECIMAL"}
    ],
    "semantics": [
      {
        "name": "Owners is set",
        "description": "The table must have an owner.",
        "rule": "{\"and\":[{\"some\":[{\"var\":\"owners\"},{\"!=\":[{\"var\":\"fullyQualifiedName\"},null]}]}]}",
        "enabled": true
      }
    ],
    "sla": {
      "refreshFrequency": {"interval": 1, "unit": "day"}
    }
  }'

from metadata.sdk import configure
from metadata.sdk.entities import DataContracts

configure(
    host="https://your-company.open-metadata.org/api",
    jwt_token="your-jwt-token"
)

# Update contract description and status
contract = DataContracts.retrieve("f7a1b2c3-d4e5-6789-0abc-def123456789")
contract.description = "Updated contract for sales orders table"
contract.entityStatus = "Approved"
contract = DataContracts.update(contract)

import static org.openmetadata.sdk.fluent.DataContracts.*;

// Update using fluent API
FluentDataContract contract = find(contractId).fetch();
contract.withDescription("Updated contract for sales orders table")
    .withStatus(EntityStatus.APPROVED)
    .save();

# Update description
curl -X PATCH "{base_url}/api/v1/dataContracts/f7a1b2c3-d4e5-6789-0abc-def123456789" \
  -H "Authorization: Bearer {access_token}" \
  -H "Content-Type: application/json-patch+json" \
  -d '[
    {"op": "replace", "path": "/description", "value": "Updated contract for sales orders table"},
    {"op": "replace", "path": "/entityStatus", "value": "Approved"}
  ]'

# Add a semantic rule
curl -X PATCH "{base_url}/api/v1/dataContracts/f7a1b2c3-d4e5-6789-0abc-def123456789" \
  -H "Authorization: Bearer {access_token}" \
  -H "Content-Type: application/json-patch+json" \
  -d '[
    {"op": "add", "path": "/semantics/-", "value": {"name": "hasDomain"}}
  ]'

{
  "id": "f7a1b2c3-d4e5-6789-0abc-def123456789",
  "name": "sales-orders-contract",
  "fullyQualifiedName": "sample_data.ecommerce_db.shopify.sales_orders.dataContract_sales-orders-contract",
  "description": "Updated contract for sales orders table",
  "entityStatus": "Approved",
  "entity": {
    "id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
    "type": "table",
    "name": "sales_orders",
    "fullyQualifiedName": "sample_data.ecommerce_db.shopify.sales_orders"
  },
  "version": 0.2,
  "updatedAt": 1769986400000,
  "updatedBy": "admin",
  "changeDescription": {
    "fieldsUpdated": [
      {"name": "description", "oldValue": "Data contract for the sales orders table", "newValue": "Updated contract for sales orders table"},
      {"name": "entityStatus", "oldValue": "Draft", "newValue": "Approved"}
    ]
  }
}