{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944736,-0.327833,0.000000,0.000000,0.182895,-0.527058,0.829915,0.000000,-0.271503,0.782406,0.560471,0.000000,-1733505.890037,4995545.446320,3554569.078382,1],    "boundingVolume": {    "region": [1.904723,0.594820,1.904887,0.595089,0.000000,8.230692]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/6_729281.b3dm"}}}