{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950292,-0.311360,0.000000,0.000000,0.173694,-0.530127,0.829937,0.000000,-0.257867,0.787028,0.560438,0.000000,-1646442.662495,5025059.661023,3554362.135051,1],    "boundingVolume": {    "region": [1.887370,0.594857,1.887470,0.594973,0.000000,8.819950]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1452367.b3dm"}}}