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POST
/
send-whatsapp
Send Reaction
curl --request POST \
  --url https://api.flowiq.live/send-whatsapp \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "phone_number": "+27123456789",
  "message_type": "reaction",
  "reaction": {
    "message_id": "<string>",
    "emoji": "👍"
  }
}
'
{
  "success": true,
  "message": "Message sent successfully",
  "data": {
    "message_id": "wamid.HBgLMjc4MTIzNDU2NzgVAgASGBQzRUI...",
    "recipient": "27123456789",
    "message_type": "<string>"
  }
}

​
Basic Usage

curl -X POST "https://api.flowiq.live/send-whatsapp" \
  -H "Authorization: Bearer fiq_YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "phone_number": "+27123456789",
    "message_type": "reaction",
    "reaction": {
      "message_id": "wamid.HBgLMjc4MTIzNDU2NzgVAgASGBQzRUI...",
      "emoji": "❤️"
    }
  }'

​
Request Body

FieldTypeRequiredDescription
phone_numberstringYesRecipient phone number with country code
message_typestringYesMust be "reaction"
reaction.message_idstringYesWhatsApp message ID to react to
reaction.emojistringNoEmoji to react with (default: 👍)
{
  "phone_number": "+27123456789",
  "message_type": "reaction",
  "reaction": {
    "message_id": "wamid.HBgLMjc4MTIzNDU2NzgVAgASGBQzRUI...",
    "emoji": "❤️"
  }
}

​
Response

​
Success (200)

{
  "success": true,
  "message": "Message sent successfully",
  "data": {
    "message_id": "wamid.HBgLMjc4MTIzNDU2NzgVAgASGBQzRUI...",
    "recipient": "27123456789",
    "message_type": "reaction"
  }
}

​
Error: Missing Required Field (400)

{
  "error": "Missing required field",
  "message": "reaction.message_id is required for reaction messages"
}

​
Integration Example

async function sendReaction(apiKey, phoneNumber, messageId, emoji = "👍") {
  const response = await fetch(
    `https://api.flowiq.live/send-whatsapp`,
    {
      method: "POST",
      headers: {
        Authorization: `Bearer ${apiKey}`,
        "Content-Type": "application/json",
      },
      body: JSON.stringify({
        phone_number: phoneNumber,
        message_type: "reaction",
        reaction: {
          message_id: messageId,
          emoji,
        },
      }),
    }
  );
  const data = await response.json();
  if (!response.ok) throw new Error(data.message);
  return data;
}

Message IDs

Retrieve reaction.message_id values from the conversations endpoint. It must be a valid WhatsApp message ID from the conversation.

Authorizations

​
Authorization
string
header
required

Bearer token for authentication. Format: Bearer YOUR_BEARER_TOKEN

Body

application/json
​
phone_number
string
required

Recipient phone number with country code

Example:

"+27123456789"

​
message_type
enum<string>
required

Must be "reaction"

Available options:
reaction
Example:

"reaction"

​
reaction
object
required

Reaction configuration

Response

Message sent successfully

​
success
boolean
Example:

true

​
message
string
Example:

"Message sent successfully"

​
data
object