{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948683,-0.316229,0.000000,0.000000,0.176300,-0.528896,0.830173,0.000000,-0.261975,0.785921,0.560087,0.000000,-1672668.178545,5017981.566085,3552131.364781,1],    "boundingVolume": {    "region": [1.892500,0.594380,1.892596,0.594603,0.000000,8.662594]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1212939.b3dm"}}}