Transaction not yet indexed

21Ht9efwdTpSEh4ub5AwvfVezQm6hhiJtM1rMDpuDXpeWtexM2faSKZdN4HaL7fvByfHjbcujXDLPrcwP3f4BAk6

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