Transaction not yet indexed

MwkDVSSkmouNqALdMi2QgpAPHb7cPyKokuUZjwv7H5JxiaqwLrA5nQge5yhjYFCTHFaHEMcHAJvh2v3RATJyySm

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