{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944304,-0.329074,0.000000,0.000000,0.183982,-0.527950,0.829108,0.000000,-0.272263,0.781280,0.561671,0.000000,-1738366.130159,4988382.718735,3562195.052388,1],    "boundingVolume": {    "region": [1.906062,0.596367,1.906176,0.596441,0.000000,8.810633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/6_131525.b3dm"}}}