{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950029,-0.312162,0.000000,0.000000,0.174468,-0.530974,0.829233,0.000000,-0.258310,0.786137,0.561485,0.000000,-1649279.765126,5019386.855118,3561011.264687,1],    "boundingVolume": {    "region": [1.888179,0.596076,1.888350,0.596281,0.000000,26.760285]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1435996.b3dm"}}}