file_store, did:did:zcsl:8879925.testnet, s_cid : U2FsdGVkX1+Sy5reGUpI794X2hS7SH9ZxH65Wb+iyUZp11J34LFPWPDTPTPmhvSWv6YP2wgVMk/soSeTAUVS1Yx/3jpuxy0M2gu9PJ5ygYE=