Transaction not yet indexed

21o7TiZUamPcbLE3gs2xh4d2mkBUSFeiQUgG6QFETv1S3JSSkxXjaopjfqXfNTWpcPafQmZKv12qjQrV1t8U1cKz

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