{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895079,-0.445908,0.000000,0.000000,0.284011,-0.570101,0.770923,0.000000,-0.342822,0.688152,0.639469,0.000000,-2189563.719425,4395147.252857,4056871.076338,1],    "boundingVolume": {    "region": [2.032918,0.693745,2.033052,0.693869,0.000000,75.953245]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/6_977296.b3dm"}}}