Transaction not yet indexed

21CDPkLvQH9SqAe5EB6eCyViaDgxr2TPWKC3F4YPqRcSkPyA5XxGeq8vKTrqP16R5kQ86CpqXXG81J5aroJJf7Vx

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