{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895721,-0.444617,0.000000,0.000000,0.284134,-0.572415,0.769161,0.000000,-0.341041,0.687059,0.641592,0.000000,-2178211.337980,4388206.469030,4070382.154985,1],    "boundingVolume": {    "region": [2.031482,0.696514,2.031603,0.696631,0.000000,33.651999]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_948910.b3dm"}}}