{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951044,-0.309057,0.000000,0.000000,0.172627,-0.531217,0.829463,0.000000,-0.255812,0.787196,0.561144,0.000000,-1633326.831170,5026144.778593,3558846.076240,1],    "boundingVolume": {    "region": [1.884925,0.595657,1.885070,0.595877,0.000000,8.711283]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/12_1340245.b3dm"}}}