Setup Voice Verification

Uploading Api details to matches enrolled user's audio files with target user's audio file

try {
    const formData = new FormData();

    // Append first enroll recording in wav format
    const enroll1Path = `${RNFS.DocumentDirectoryPath}/${username}_0.wav`;
    const exists1 = await RNFS.exists(enroll1Path);
    if (!exists1) {
      throw new Error(`Enroll recording 0 not found at ${enroll1Path}`);
    }

    formData.append('sourceone', {
      uri: Platform.OS === 'android' ? `file://${enroll1Path}` : enroll1Path,
      type: 'audio/wav',
      name: 'sourceone.wav',
    });

    // Append second enroll recording in wav format
    const enroll2Path = `${RNFS.DocumentDirectoryPath}/${username}_1.wav`;
    const exists2 = await RNFS.exists(enroll2Path);
    if (!exists2) {
      throw new Error(`Enroll recording 1 not found at ${enroll2Path}`);
    }
    formData.append('sourcetwo', {
      uri: Platform.OS === 'android' ? `file://${enroll2Path}` : enroll2Path,
      type: 'audio/wav',
      name: 'sourcetwo.wav',
    });

    // Append third enroll recording in wav format
    const enroll3Path = `${RNFS.DocumentDirectoryPath}/${username}_2.wav`;
    const exists3 = await RNFS.exists(enroll3Path);
    if (!exists3) {
      throw new Error(`Enroll recording 2 not found at ${enroll3Path}`);
    }
    formData.append('sourcethree', {
      uri: Platform.OS === 'android' ? `file://${enroll3Path}` : enroll3Path,
      type: 'audio/wav',
      name: 'sourcethree.wav',
    });

    // Append verify recording in wav format
    if (!verifyFilePath) {
      throw new Error('Verification file path not provided');
    }
    const verifyExists = await RNFS.exists(verifyFilePath);
    if (!verifyExists) {
      throw new Error(`Verification file not found at ${verifyFilePath}`);
    }
    formData.append('target', {
      uri: Platform.OS === 'android' ? `file://${verifyFilePath}` : verifyFilePath,
      type: 'audio/wav',
      name: 'target.wav',
    });

    // Send the FormData payload.
    const response = await fetch('Your API', {
      method: 'POST',
      body: formData,
      // Let fetch set the Content-Type header automatically.
    });
    if (response.status === 200) {
      const responseBody = await response.text();
      console.log(responseBody);
      const parsedResponse = JSON.parse(responseBody);
      const score = parsedResponse.score;
      Alert.alert('Matching Score', score);
    } else {
      throw new Error(`Upload failed with status ${response.status}`);
    }
  } catch (error) {
    Alert.alert('Error during upload', error.message);
  }