- [JSON representation](https://developers.google.com/health/reference/rest/v4beta/WeightRollupValue#SCHEMA_REPRESENTATION)

Represents the result of the rollup of the weight data type.

| JSON representation |
|---|
| ``` { "weightGramsAvg": number } ``` |

| Fields ||
|---|---|
| `weightGramsAvg` | `number` Average weight in grams. |