{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950735,-0.310006,0.000000,0.000000,0.173401,-0.531791,0.828934,0.000000,-0.256432,0.786434,0.561929,0.000000,-1637291.096973,5021292.608085,3563836.711744,1],    "boundingVolume": {    "region": [1.885913,0.596632,1.886078,0.596801,0.000000,8.777975]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1386996.b3dm"}}}