Transaction not yet indexed

5So1MRSPiY4k86edMoFMfqu57mzswUFN2XYeufMkQo8MrkqXbu9HxiiEHb6oGeohsQ34Nmc1A3binL8Vh8NYFL6u

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