Transaction not yet indexed

21F6sYn12jAaS9ZPPRVfKmjbqzx7vR3aDsS6TTFLAPqQeDF6XVMsipWicamQ1ybBSjkAUBDynUB1KxEV9u7dfFU3

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