pinecone-ts-client: PineconeClient: Error calling upsert

The error below occurs whenever index.upsert is run, even using the example provided in the doc.

code:

const upsertResponse = await index.upsert({
      upsertRequest: {
        vectors: [
          {
            id: "vec1",
            values: [0.1, 0.2, 0.3, 0.4],
            metadata: {
              genre: "drama",
            },
          },
          {
            id: "vec2",
            values: [0.1, 0.2, 0.3, 0.4],
            metadata: {
              genre: "comedy",
            },
          },
        ],
        namespace: "example-namespace",
      },
    });

Error log:

PineconeClient: Error calling upsert: PineconeClient: Error calling upsertRaw: ResponseError: Response returned an error code  econeClient: Error calling upsertRaw: ResponseError: Response returned an error code