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-rw-r--r--lib/SparkPost/APIResource.php1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/SparkPost/APIResource.php b/lib/SparkPost/APIResource.php
index 71c6a26..c4a08ae 100644
--- a/lib/SparkPost/APIResource.php
+++ b/lib/SparkPost/APIResource.php
@@ -141,6 +141,7 @@ class APIResource {
}
if( !empty($options['query'])) {
+ // check each query element - if it's an array, implode it to match the API-accepted format
foreach($options['query'] as &$element) {
if(is_array($element)) {
$element = implode(",", $element);