Transaction not yet indexed

53Srb5yxKmjYjozte5cPiBemFWaGssyj1K1WS9uMNVf4RbHGaWptLcmNpk9w2NbxecxuZZiDPaTExvrDCu1jitUu

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