targetchannel.send is not a function

await client.guilds.cache.map(guild => {
    guild.channels.cache.forEach(async channel => {
        try {
            const targetchannel = client.channels.cache.get(channel.id);
            if (targetchannel.permissionsFor(client.user).has("SEND_MESSAGES")) {
                await targetchannel.send(messageContent)
                nmsgsend = nmsgsend + 1
            }
        } catch (e) {
            console.log(e);
        }
    });
});

await client.guilds.cache.map(guild => {
    guild.channels.cache.forEach(async channel => {
        try {
            const targetchannel = client.channels.cache.get(channel.id);
            if (targetchannel.permissionsFor(client.user).has("SEND_MESSAGES")) {
                await targetchannel.send(messageContent)
                nmsgsend = nmsgsend + 1
            }
        } catch (e) {
            console.log(e);
        }
    });
});