Transaction not yet indexed

51c66HH77eJZ7MybcEU53mjkebbSPMmw1uBsx4bFUTfpCmNmYdRnGF72r4FfCAAm4th77Xov9HriSpMJMd6wUP22

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