Transaction not yet indexed

yMN8TttRdNamXcuhRcqMs218svGUyNvRpS4MzFKdiX2UjyR6Zg1jwiR7m2QWJshS8xSPo7iAcrLCq2FP4YyrsWm

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