{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950003,-0.312240,0.000000,0.000000,0.174105,-0.529720,0.830111,0.000000,-0.258651,0.786955,0.560179,0.000000,-1651446.871773,5024590.094974,3552715.119590,1],    "boundingVolume": {    "region": [1.888265,0.594537,1.888429,0.594668,0.000000,17.566301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460458.b3dm"}}}