{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944168,-0.329465,0.000000,0.000000,0.184252,-0.528024,0.829000,0.000000,-0.272550,0.781065,0.561830,0.000000,-1740203.636489,4987014.069139,3563207.250872,1],    "boundingVolume": {    "region": [1.906494,0.596568,1.906571,0.596625,0.000000,8.771089]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9.b3dm"}}}