{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857928,-0.513769,0.000000,0.000000,0.263241,-0.439578,0.858764,0.000000,-0.440426,0.735454,0.514911,0.000000,-2811591.543946,4694992.826071,3265084.786169,1],    "boundingVolume": {    "region": [2.110287,0.540841,2.110451,0.540966,0.000000,81.336300]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_451688.b3dm"}}}