{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896721,-0.442596,0.000000,0.000000,0.287491,-0.582469,0.760315,0.000000,-0.335557,0.679853,0.652075,0.000000,-2143278.768512,4342381.837317,4137071.281157,1],    "boundingVolume": {    "region": [2.029199,0.710265,2.029378,0.710370,0.000000,6.560954]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/15_1782187.b3dm"}}}