Transaction not yet indexed

55M9SC5qApGsMDVqcBSH72ttQGYiaLhn3spP1EKpMV8MpSd2vRoMEzFqfJEWi7KiBB1WGLCsfRPHbHjPiL4s5Nmu

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