{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896330,-0.443388,0.000000,0.000000,0.283702,-0.573516,0.768500,0.000000,-0.339805,0.686930,0.642386,0.000000,-2170319.706225,4387399.986681,4075429.812340,1],    "boundingVolume": {    "region": [2.030105,0.697548,2.030238,0.697667,0.000000,38.558954]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_536644.b3dm"}}}