Transaction not yet indexed

SPK6tR5ZX53BsXTWck8oj5y6jxy5VZd7aUCV2RMXRCppAUBC7RfJg4aZuAHhHKy4krNjVD6J78TAYgqnfMQCoT3

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