curl --request POST \
  --url http://localhost:3500/v1/agreements/{id}/price-grid/save \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "creates": [
    {
      "tempId": "<string>",
      "fields": {
        "product_group": "<string>",
        "product_code": "<string>",
        "description": "<string>",
        "unit_price": 1,
        "currency": "<string>",
        "unit_measure": "<string>",
        "rate_fraction": 1,
        "rate_basis": "<string>",
        "discount_rate": 0.5,
        "surcharge_rate": 0.5,
        "vat_rate": 0.5,
        "valid_from": "<string>",
        "valid_until": "<string>",
        "applies_to": "<string>",
        "calculation_rules": "<string>"
      }
    }
  ],
  "updates": [
    {
      "itemId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "updates": {
        "product_group": "<string>",
        "product_code": "<string>",
        "description": "<string>",
        "unit_price": 1,
        "currency": "<string>",
        "unit_measure": "<string>",
        "rate_fraction": 1,
        "rate_basis": "<string>",
        "discount_rate": 0.5,
        "surcharge_rate": 0.5,
        "vat_rate": 0.5,
        "valid_from": "<string>",
        "valid_until": "<string>",
        "applies_to": "<string>",
        "calculation_rules": "<string>"
      }
    }
  ],
  "deletes": [
    "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  ]
}
'

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    creates: [
      {
        tempId: '<string>',
        fields: {
          product_group: '<string>',
          product_code: '<string>',
          description: '<string>',
          unit_price: 1,
          currency: '<string>',
          unit_measure: '<string>',
          rate_fraction: 1,
          rate_basis: '<string>',
          discount_rate: 0.5,
          surcharge_rate: 0.5,
          vat_rate: 0.5,
          valid_from: '<string>',
          valid_until: '<string>',
          applies_to: '<string>',
          calculation_rules: '<string>'
        }
      }
    ],
    updates: [
      {
        itemId: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
        updates: {
          product_group: '<string>',
          product_code: '<string>',
          description: '<string>',
          unit_price: 1,
          currency: '<string>',
          unit_measure: '<string>',
          rate_fraction: 1,
          rate_basis: '<string>',
          discount_rate: 0.5,
          surcharge_rate: 0.5,
          vat_rate: 0.5,
          valid_from: '<string>',
          valid_until: '<string>',
          applies_to: '<string>',
          calculation_rules: '<string>'
        }
      }
    ],
    deletes: ['3c90c3cc-0d44-4b50-8888-8dd25736052a']
  })
};

fetch('http://localhost:3500/v1/agreements/{id}/price-grid/save', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "http://localhost:3500/v1/agreements/{id}/price-grid/save"

payload = {
    "creates": [
        {
            "tempId": "<string>",
            "fields": {
                "product_group": "<string>",
                "product_code": "<string>",
                "description": "<string>",
                "unit_price": 1,
                "currency": "<string>",
                "unit_measure": "<string>",
                "rate_fraction": 1,
                "rate_basis": "<string>",
                "discount_rate": 0.5,
                "surcharge_rate": 0.5,
                "vat_rate": 0.5,
                "valid_from": "<string>",
                "valid_until": "<string>",
                "applies_to": "<string>",
                "calculation_rules": "<string>"
            }
        }
    ],
    "updates": [
        {
            "itemId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "updates": {
                "product_group": "<string>",
                "product_code": "<string>",
                "description": "<string>",
                "unit_price": 1,
                "currency": "<string>",
                "unit_measure": "<string>",
                "rate_fraction": 1,
                "rate_basis": "<string>",
                "discount_rate": 0.5,
                "surcharge_rate": 0.5,
                "vat_rate": 0.5,
                "valid_from": "<string>",
                "valid_until": "<string>",
                "applies_to": "<string>",
                "calculation_rules": "<string>"
            }
        }
    ],
    "deletes": ["3c90c3cc-0d44-4b50-8888-8dd25736052a"]
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "status": "saved",
  "counts": {
    "created": 123,
    "updated": 123,
    "deleted": 123
  },
  "created": [
    {
      "tempId": "<string>",
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
    }
  ]
}

{
  "error": {
    "code": "validation_error",
    "message": "Invalid request format, parameters, or body. Details contain up to 20 actionable field errors; the complete encoded request body must be at most 2 MiB (2,097,152 bytes).",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "invalid_token",
    "message": "Missing or invalid bearer credential.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "forbidden",
    "message": "Access denied: forbidden, token_disabled, organization_required, insufficient_role, or mfa_required. Check the error code and effective permissions.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "not_found",
    "message": "The resource does not exist in the current organization.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "conflict",
    "message": "Work is in progress, active-agreement requirements are unmet, the source is unavailable, or an idempotency key conflicts.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "precondition_failed",
    "message": "The resource changed since the supplied ETag was read.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "rate_limit_exceeded",
    "message": "The IP or authenticated credential exceeded its request limit.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "internal_error",
    "message": "Unexpected server failure. Include the request ID when contacting support.",
    "request_id": "req_example"
  }
}

{
  "error": {
    "code": "service_unavailable",
    "message": "Authentication infrastructure is unavailable or rate limited. Honor Retry-After when provided.",
    "request_id": "req_example"
  }
}