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<?php $array = [ 'sucesso' => [ 'LAUDO_VISTORIA' => [ 0 => '0027', 2 => '30027', 3 => '0027', ], 'LAUDO' => [ 0 => '0027', 2 => '30027', 3 => '0027', ], 'DADOS_DO_VEICULO' => [ 0 => '0027', 1 => '30027', ] ], 'code' => 201 ]; function r_array_unique($array) { $hasChildren = false; foreach ($array as &$item) { if (is_array($item)) { $hasChildren = true; $item = r_array_unique($item); } } return $hasChildren ? $array : array_unique($array); } var_export(r_array_unique($array));

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