{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944388,-0.328833,0.000000,0.000000,0.183810,-0.527891,0.829183,0.000000,-0.272088,0.781422,0.561559,0.000000,-1737252.200909,4989283.587263,3561481.555980,1],    "boundingVolume": {    "region": [1.905806,0.596231,1.905921,0.596306,0.000000,8.761853]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/4_851702.b3dm"}}}