curl --request POST \
  --url https://api.metal.ai/v1/lists/{id}/entries/bulk-tags \
  --header 'Content-Type: application/json' \
  --header 'x-metal-api-key: <api-key>' \
  --header 'x-metal-client-id: <api-key>' \
  --data '
{
  "entryIds": [
    "665f1c2a9b1e4a0012a3b4d1",
    "665f1c2a9b1e4a0012a3b4d2"
  ],
  "tagIds": [
    "665f1c2a9b1e4a0012a3b4e1"
  ]
}
'

import requests

url = "https://api.metal.ai/v1/lists/{id}/entries/bulk-tags"

payload = {
    "entryIds": ["665f1c2a9b1e4a0012a3b4d1", "665f1c2a9b1e4a0012a3b4d2"],
    "tagIds": ["665f1c2a9b1e4a0012a3b4e1"]
}
headers = {
    "x-metal-client-id": "<api-key>",
    "x-metal-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'x-metal-client-id': '<api-key>',
    'x-metal-api-key': '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    entryIds: ['665f1c2a9b1e4a0012a3b4d1', '665f1c2a9b1e4a0012a3b4d2'],
    tagIds: ['665f1c2a9b1e4a0012a3b4e1']
  })
};

fetch('https://api.metal.ai/v1/lists/{id}/entries/bulk-tags', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.metal.ai/v1/lists/{id}/entries/bulk-tags"

	payload := strings.NewReader("{\n  \"entryIds\": [\n    \"665f1c2a9b1e4a0012a3b4d1\",\n    \"665f1c2a9b1e4a0012a3b4d2\"\n  ],\n  \"tagIds\": [\n    \"665f1c2a9b1e4a0012a3b4e1\"\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("x-metal-client-id", "<api-key>")
	req.Header.Add("x-metal-api-key", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

{
  "data": {
    "updatedCount": 123,
    "noOpCount": 123,
    "notFoundCount": 123,
    "errorCount": 123,
    "results": [
      {
        "entryId": "665f1c2a9b1e4a0012a3b4d1",
        "status": "updated",
        "message": "<string>"
      }
    ],
    "affectedResources": [
      {
        "type": "fund",
        "id": "665f1c2a9b1e4a0012a3b4c6"
      }
    ]
  }
}

{
  "error": "Invalid request body"
}

{
  "error": "invalid api key or clientId"
}

{
  "error": "forbidden"
}

{
  "error": "not found"
}