{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950478,-0.310793,0.000000,0.000000,0.173509,-0.530632,0.829653,0.000000,-0.257308,0.786910,0.560861,0.000000,-1642879.083749,5024312.426493,3557048.276645,1],    "boundingVolume": {    "region": [1.886774,0.595367,1.886873,0.595484,0.000000,8.795505]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/10_1451092.b3dm"}}}