{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944022,-0.329881,0.000000,0.000000,0.184389,-0.527666,0.829198,0.000000,-0.272961,0.781133,0.561537,0.000000,-1742822.307250,4987440.294922,3561342.887717,1],    "boundingVolume": {    "region": [1.906926,0.596184,1.907022,0.596299,0.000000,8.802018]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1300459.b3dm"}}}