Transaction not yet indexed

53RLCMzjZMRSYQE2i1CCkQC2vsvoMYuZVMApeJq9binE2EgixVQA9UVQjLTSpV2JSJ5z5TUZXgMdfUEzwxDtkmp8

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