Transaction not yet indexed

277MamTBLtSN6vWTd9ZfYChm8fv2cFHNSqnBDrRmFfbUsUraznqo7vJVUoPJs4eabB9QJPb4vKAHzKXyffjScNdY

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