Transaction not yet indexed

21y8CtcStwY1cPu2NAEyMsPSjRyZbBZ9btxQEFs5xTKUZKgBoYpA1QD55AibWdBnzCsFDZCQ3tXYrFGr2NGLsyv4

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