Transaction not yet indexed

667SMv223D8smyPxdWfhA7c6kVf1fmrpEC3EEg1PeuGyXHhxNFcQ5geEdbS1RGXBDvoAxVkXUSuYD9vgdKMAfxHm

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