Transaction not yet indexed

53C6cY1aTEnpEAMGSdeorSC4MUhJcwTBcoyAnGVmqjMcynB8j4J4V5r988mjDtgchHRRjKJ3id4seyo6nAoHYbT7

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