Transaction not yet indexed

421PXzWkk63mkjCA7bXU2oW9ACxgNa4zykpaEajdS4aUoxpS2Ld2de2kpFybGQm924EsdPkzwTdqPBFVCupZkuPb

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