Transaction not yet indexed

53pL7s2DYvs8xRDtsCyqAHSx59wTEJ9JdcusbKNZXKfAWjRLkz28xv4er7Cj9k3kbHwttswSLKELoT8cBGrFAuh1

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