Transaction not yet indexed

21mCaAMT1e3m6QdkSYfSUDdaGYVgVTvKU5yUNFMUsRrAkATY5muf7bsNMrFAGfJwXvXa5QYRix7uEp7bXEz2AFb4

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