Transaction not yet indexed

MRMG3Jx2oWqzBVm9MyohNCFYen17btFbNc7VbgEzsa59P2n5FSdPCv2aHQ3e3aWqMjDWViM8oA38e2qDeLSfST1

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