setAccessToken($accessToken) ->setAccountBaseDomain($accessToken->getValues()['baseDomain']) ->onAccessTokenRefresh( static function (AccessTokenInterface $accessToken, string $baseDomain) { saveToken( [ 'accessToken' => $accessToken->getToken(), 'refreshToken' => $accessToken->getRefreshToken(), 'expires' => $accessToken->getExpires(), 'baseDomain' => $baseDomain, ] ); } ); $links = (new LinksCollection()) ->add( (new LinkModel()) ->setEntityId(2584271) ->setEntityType(EntityTypesInterface::LEADS) ->setToEntityId(3135527) ->setToEntityType(EntityTypesInterface::CONTACTS) ->setMetadata(['is_main' => true]) ) ->add( (new LinkModel()) ->setEntityId(2584271) ->setEntityType(EntityTypesInterface::LEADS) ->setToEntityId(3100867) ->setToEntityType(EntityTypesInterface::COMPANIES) ) ->add( (new LinkModel()) ->setEntityId(2584269) ->setEntityType(EntityTypesInterface::LEADS) ->setToEntityId(3135527) ->setToEntityType(EntityTypesInterface::CONTACTS) ->setMetadata(['is_main' => true]) ) ->add( (new LinkModel()) ->setEntityId(2584269) ->setEntityType(EntityTypesInterface::LEADS) ->setToEntityId(3100867) ->setToEntityType(EntityTypesInterface::COMPANIES) ); /** @noinspection PhpUnhandledExceptionInspection */ $linksService = $apiClient->links(EntityTypesInterface::LEADS); try { $linksService->add($links); } catch (AmoCRMApiException $exception) { printError($exception); die; } try { $filter = new EntitiesLinksFilter([2584269, 2584271]); $allLinks = $linksService->get($filter); echo json_encode($allLinks->toArray()); } catch (AmoCRMApiException $exception) { printError($exception); die; }