{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948879,-0.315640,0.000000,0.000000,0.176383,-0.530244,0.829295,0.000000,-0.261208,0.785244,0.561393,0.000000,-1667780.499961,5013687.049699,3560428.027117,1],    "boundingVolume": {    "region": [1.891859,0.596015,1.891996,0.596121,0.000000,8.751617]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1068227.b3dm"}}}