{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895015,-0.446036,0.000000,0.000000,0.284328,-0.570532,0.770488,0.000000,-0.342725,0.687711,0.639995,0.000000,-2188950.881545,4392339.680711,4060218.544560,1],    "boundingVolume": {    "region": [2.033061,0.694429,2.033195,0.694554,0.000000,46.323488]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/12_978930.b3dm"}}}