{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950020,-0.312189,0.000000,0.000000,0.174099,-0.529799,0.830062,0.000000,-0.258593,0.786922,0.560253,0.000000,-1651078.783730,5024378.468034,3553182.320023,1],    "boundingVolume": {    "region": [1.888211,0.594625,1.888375,0.594756,0.000000,10.943277]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1376929.b3dm"}}}