{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942916,-0.333030,0.000000,0.000000,0.186551,-0.528186,0.828383,0.000000,-0.275293,0.779444,0.562744,0.000000,-1757719.092049,4976677.011591,3569018.648124,1],    "boundingVolume": {    "region": [1.910249,0.597671,1.910374,0.597733,0.000000,8.524406]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/1/16_1287499.b3dm"}}}