Transaction not yet indexed

28Sob4TTRPP2iXJwpmLketXzp8kTZ37XrTKRTgmoTVMFX6Yb8Q38P7YR67DdnesspC4TYJ8ZAU4KQEJcwXVAodUV

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