Entities/RepeaterTranslation.php
public function getFieldValue($fieldId)
    {
        $object = new RepeaterValue();
        if (is_numeric($this->id)) {
            $repeatValues = $this->fieldValues()->where('field_id', $fieldId)->get();
            if ($repeatValues->count()) {
                $object = $repeatValues[0];
            }
        }

        return $object;
    }
public function getFieldValue($fieldId)
    {
        $object = new RepeaterValue();
        if (is_numeric($this->id)) {
            $repeatValues = $this->fieldValues()->where('field_id', $fieldId)->get();
            if ($repeatValues->count()) {
                $object = $repeatValues[0];
            }
        }

        return $object;
    }
Get repeater data by fieldId.

@param $fieldId

@return RepeaterValue