{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.900527,-0.434801,0.000000,0.000000,0.281402,-0.582818,0.762323,0.000000,-0.330524,0.684555,0.649721,0.000000,-2111110.787814,4372370.782791,4122099.108006,1],    "boundingVolume": {    "region": [2.020526,0.707163,2.020701,0.707272,0.000000,15.000486]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/16_1800462.b3dm"}}}