Transaction not yet indexed

5C99XAx86KLxawkM3VqBz7UMtqNrZAC5tHacqhrdEdnaCKPhRYHCcuS3P4rhoLuzU68MPLRrKYEfk6L8FTHCXoSD

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