Transaction not yet indexed

53txPpnZNAd9khMsCXe9PNjexFySJtNM556CbFbT5dCbrUkQxmTkeub3nKBBLvufSfpCNfCzEUvdYdrqvn5UYxRT

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