public function add_update_audience_member( $user_id, $action_data, $recipe_id, $args ) {
		global $uncanny_automator;
		try {
			$mc_client = $uncanny_automator->helpers->recipe->mailchimp->options->get_mailchimp_client();
			if ( $mc_client ) {
				$list_id         = $action_data['meta']['MCLIST'];
				$double_optin    = $action_data['meta']['MCDOUBLEOPTIN'];
				$update_existing = $action_data['meta']['MCUPDATEEXISTING'];
				$change_groups   = $action_data['meta']['MCCHANGEGROUPS'];
				$list_groups     = json_decode( $action_data['meta']['MCLISTGROUPS'] );
				$lang_code       = $uncanny_automator->parse->text( $action_data['meta']['MCLANGUAGECODE'], $recipe_id, $user_id, $args );
				$merge_fields = $action_data['meta']['MERGE_FIELDS'];
				$fields       = json_decode( $merge_fields, true );
				$key_values   = array();
				for ( $i = 0; $i < count( $fields ); $i ++ ) {
					$key   = $fields[ $i ]['FIELD_NAME'];
					$value = $uncanny_automator->parse->text( $fields[ $i ]['FIELD_VALUE'], $recipe_id, $user_id, $args );
					if ( strpos( $key, '_addr1' ) || strpos( $key, '_addr2' ) || strpos( $key, '_city' ) || strpos( $key, '_state' ) || strpos( $key, '_zip' ) || strpos( $key, '_country' ) ) {
						$key_split = explode( '_', $key, 2 );
						if ( count( $key_split ) == 2 ) {
							$key_values[ $key_split[0] ][ $key_split[1] ] = $value;
						}
					} else {
						$key_values[ $key ] = $value;
					}
				}
				// get current user email
				$user           = get_userdata( $user_id );
				$user_hash      = md5( strtolower( trim( $user->user_email ) ) );
				$user_interests = array();
				if ( ! empty( $list_groups ) ) {
					foreach ( $list_groups as $group_id ) {
						$user_interests[ $group_id ] = true;
					}
				}
				$request_params = array(
					'action'    => 'get_subscriber',
					'list_id'   => $list_id,
					'user_hash' => $user_hash,
				);
				$response = $uncanny_automator->helpers->recipe->mailchimp->options->api_request( $request_params );
				if ( 200 === $response->statusCode ) {
					if ( 'no' === $update_existing ) {
						$error_msg                           = __( 'User already subscribed to the list.', 'uncanny-automator' );
						$action_data['do-nothing']           = true;
						$action_data['complete_with_errors'] = true;
						$uncanny_automator->complete_action( $user_id, $action_data, $recipe_id, $error_msg );
						return;
					}
					// Apply groups conditions
					if ( ! empty( $response->data->interests ) ) {
						// Replace All. All of the subscriber's existing groups will be cleared, and replaced with the groups selected below.
						if ( 'replace-all' === $change_groups ) {
							foreach ( $response->data->interests as $existing_group => $group_status ) {
								if ( $group_status === true && ! key_exists( $existing_group, $user_interests ) ) {
									$user_interests[ $existing_group ] = false;
								}
							}
						} elseif ( 'replace-matching' === $change_groups ) {
							//Replace Matching. Clears any existing group selections only for the groups specified below.
							foreach ( $existing_sub['interests'] as $existing_group => $group_status ) {
								if ( $group_status === true && key_exists( $existing_group, $user_interests ) ) {
									$user_interests[ $existing_group ] = false;
								}
							}
						}
					}
				}
				// Now create an audience
				$status = 'subscribed';
				if ( 'yes' === $double_optin ) {
					$status = 'pending';
				}
				$user_data = array(
					'email_address' => $user->user_email,
					'status'        => $status,
					'merge_fields'  => $key_values,
					'language'      => $lang_code,
					'interests'     => $user_interests,
				);
				if ( 'yes' === $update_existing ) {
					$user_data['status_if_new'] = $status;
				}
				if ( empty( $user_data['interests'] ) ) {
					unset( $user_data['interests'] );
				}
				$request_params = array(
					'action'    => 'add_subscriber',
					'list_id'   => $list_id,
					'user_hash' => $user_hash,
					'user_data' => json_encode( $user_data ),
				);
				$response = $uncanny_automator->helpers->recipe->mailchimp->options->api_request( $request_params );
				// if add/update failed
				if ( $response->statusCode !== 200 ) {
					$uncanny_automator->helpers->recipe->mailchimp->options->log_action_error( $response, $user_id, $action_data, $recipe_id );
					return;
				}
				$uncanny_automator->complete_action( $user_id, $action_data, $recipe_id );
				return;
			} else {
				// log error when no token found.
				$error_msg                           = __( 'Mailchimp account is not connected.', 'uncanny-automator' );
				$action_data['do-nothing']           = true;
				$action_data['complete_with_errors'] = true;
				$uncanny_automator->complete_action( $user_id, $action_data, $recipe_id, $error_msg );
				return;
			}
		} catch ( \Exception $e ) {
			$error_msg = $e->getMessage();
			if ( $json = json_decode( $error_msg ) ) {
				if ( isset( $json->error ) && isset( $json->error->message ) ) {
					$error_msg = $json->error->message;
				}
			}
			$action_data['do-nothing']           = true;
			$action_data['complete_with_errors'] = true;
			$uncanny_automator->complete_action( $user_id, $action_data, $recipe_id, $error_msg );
			return;
		}
	}