Transaction not yet indexed

28Rumbu6JB9Lm4YpPhuJ9FzJbq3qybdzw49WksfoZnkqa3HRZwkmS5eNasLcMqgzbPBxLYEWCgZLkTgSc5TBq5Re

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.