Transaction not yet indexed

A21tY7MPLjAEpSjNRDG7nL761MEM4AtGmkPMXkw2r6wfsWuBD4sGKTtJUy853K9qkSkD3ZKZUHnK8TZM9i19ffq

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