Transaction not yet indexed

66MgkbaBd29smtfDpVDzFqqMNifAJDTpK6fQznNSB2uM5tqhE2c4KFGF8zqzzJ1NvaDYYQUEdLLMATmCsyys3bN7

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