Transaction not yet indexed

mex8eYkSrXdPLFEMgTmapq6GAdfRhd172SVucDLr7gC4xLxUgNxVPqtEsAGDr3aKq1t2v4j6MU3A7H2KJhMcsY7

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