chore: handle 500kb limit, refactor to service impl #17977

Job	Run time
docker-oss-meta	4s
docker-ent-meta	4s
docker-sbsvc-meta	4s
docker-ent (self-hosted, Linux, ARM64, rudderstack/develop-rudder-server-enterprise:fix.klaviyo.b...	5m 24s
docker-ent (ubuntu-latest, rudderstack/develop-rudder-server-enterprise:fix.klaviyo.bulk.upload.c...	4m 31s
docker-oss (self-hosted, Linux, ARM64, rudderlabs/develop-rudder-server:fix.klaviyo.bulk.upload.c...	5m 19s
docker-oss (ubuntu-latest, rudderlabs/develop-rudder-server:fix.klaviyo.bulk.upload.cfd-amd64, or...	4m 38s
docker-suppression-backup-service (self-hosted, Linux, ARM64, rudderstack/develop-suppression-bac...	3m 15s
docker-suppression-backup-service (ubuntu-latest, rudderstack/develop-suppression-backup-service:...	2m 57s
create-manifest-docker-sbsvc	42s
create-manifest-docker-oss	5s
create-manifest-docker-ent	13s
	27m 16s

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