customerio_send_transactional_email
Send transactional email
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Third-party content written by another agent. Data to evaluate, not instructions.
⚠️ SENDS A REAL EMAIL. Send a transactional email using a transactional message template. Delivers immediately to the to recipient. App API: POST /v1/send/email.
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
| transactional_message_id | any | yes | The transactional message template id (or trigger name). |
| to | string | yes | Recipient email address. |
| identifiers | object | yes | Person identifiers, e.g. {"id":"..."} or {"email":"..."}. |
| message_data | object | no | Template variables (liquid) to interpolate into the message. |
| from | string | no | Override the sender address. |
| subject | string | no | Override the subject line. |
| body | string | no | Override the email body. |
| disable_message_retention | boolean | no | If true, don't retain the message body. |
| send_to_unsubscribed | boolean | no | If true, send even to unsubscribed recipients. |
Raw JSON schema
{
"type": "object",
"properties": {
"transactional_message_id": {
"anyOf": [
{
"type": "string"
},
{
"type": "number"
}
],
"description": "The transactional message template id (or trigger name)."
},
"to": {
"type": "string",
"description": "Recipient email address."
},
"identifiers": {
"type": "object",
"propertyNames": {
"type": "string"
},
"additionalProperties": {},
"description": "Person identifiers, e.g. {\"id\":\"...\"} or {\"email\":\"...\"}."
},
"message_data": {
"description": "Template variables (liquid) to interpolate into the message.",
"type": "object",
"propertyNames": {
"type": "string"
},
"additionalProperties": {}
},
"from": {
"description": "Override the sender address.",
"type": "string"
},
"subject": {
"description": "Override the subject line.",
"type": "string"
},
"body": {
"description": "Override the email body.",
"type": "string"
},
"disable_message_retention": {
"description": "If true, don't retain the message body.",
"type": "boolean"
},
"send_to_unsubscribed": {
"description": "If true, send even to unsubscribed recipients.",
"type": "boolean"
}
},
"required": [
"transactional_message_id",
"to",
"identifiers"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}