Transaction not yet indexed

vmpkKYnPqnQcs9MCwRHE2bSM8GjPXFSkAAKYbr7ndcrXCekCRE6ntGHvWy6Lm1BV58mU7AYPHt5zh8hvTes4RXZ

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