Transaction not yet indexed

21Zb512SbKcXobH4cCgXFN9sZtm5dzfVhKcNxdL8GZ3SAeDveXsGmjyhhRtuX3GaL25pyLPeuDLY1D6GhoeprowS

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