{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895028,-0.446009,0.000000,0.000000,0.284340,-0.570598,0.770434,0.000000,-0.342680,0.687673,0.640060,0.000000,-2188665.508426,4392098.603572,4060630.378529,1],    "boundingVolume": {    "region": [2.033031,0.694513,2.033165,0.694638,0.000000,46.323488]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/12_978619.b3dm"}}}