{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895047,-0.445973,0.000000,0.000000,0.284285,-0.570548,0.770492,0.000000,-0.342678,0.687739,0.639990,0.000000,-2188648.501737,4392517.760189,4060189.100989,1],    "boundingVolume": {    "region": [2.032990,0.694423,2.033124,0.694548,0.000000,23.678398]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/12_978170.b3dm"}}}