Transaction not yet indexed

YMN9mZbQGLvmW9n8yhHZm9aFvMJ7o5sbnE93Fd48D1hYpd5AKfpXKBuf2NHbBKafmHt3UiwrW8HvpYXCyQgcH9o

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