Transaction not yet indexed

21M4B6Z2kLFZGqn7MKSWS7cbwiAjbSVQsbCSqgSk3M77wSWGQMBRSXZLED9xHQV45hbQEvqqevq3Ejbf1wVYrh96

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