{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950436,-0.310920,0.000000,0.000000,0.173809,-0.531310,0.829156,0.000000,-0.257258,0.786400,0.561599,0.000000,-1642560.836381,5021072.509836,3561735.441993,1],    "boundingVolume": {    "region": [1.886908,0.596267,1.887006,0.596366,0.000000,8.819004]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/3_1427893.b3dm"}}}