Transaction not yet indexed

21Xs5FMwoWtwxtwNa1rs8fLB67DgSMKEDSbFwgYk9zfH8vzC19mmTn4MExm4KepS2M3vFbv4RVYRm9EAUVTFifta

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