Discord API error [50035] : invalid form body

// Slash 
const slashcommands = [];
readdirSync("./src/commands/slash").forEach(async (file) => {
    const command =  require(`./src/commands/slash/${file}`);
    slashcommands.push(JSON.stringify(command.data))
    client.slashcommands.set(command.data.name, command);
});

// Slash 
const slashcommands = [];
readdirSync("./src/commands/slash").forEach(async (file) => {
    const command =  require(`./src/commands/slash/${file}`);
    slashcommands.push(JSON.stringify(command.data))
    client.slashcommands.set(command.data.name, command);
});

const { SlashCommandBuilder } = require("@discordjs/builders");
const { EmbedBuilder } = require("discord.js");

module.exports = {
  data: new SlashCommandBuilder()
    .setName("ping")
    .setDescription("Pong!"),
  run: async (client, interaction) => {
    const startTime = Date.now();
    const reply = await interaction.reply({ content: "Pinging...", ephemeral: true });

    const endTime = Date.now();
    const ping = endTime - startTime;

    const embed = new EmbedBuilder()
      .setTitle("Pong! 🏓")
      .setDescription(`Bot latency: ${ping}ms\nAPI latency: ${client.ws.ping}ms`)
      .setColor("#00ff00");

    reply.edit({ content: "\u200B", embeds: [embed], ephemeral: true });
  },
};

const { SlashCommandBuilder } = require("@discordjs/builders");
const { EmbedBuilder } = require("discord.js");

module.exports = {
  data: new SlashCommandBuilder()
    .setName("ping")
    .setDescription("Pong!"),
  run: async (client, interaction) => {
    const startTime = Date.now();
    const reply = await interaction.reply({ content: "Pinging...", ephemeral: true });

    const endTime = Date.now();
    const ping = endTime - startTime;

    const embed = new EmbedBuilder()
      .setTitle("Pong! 🏓")
      .setDescription(`Bot latency: ${ping}ms\nAPI latency: ${client.ws.ping}ms`)
      .setColor("#00ff00");

    reply.edit({ content: "\u200B", embeds: [embed], ephemeral: true });
  },
};