{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948956,-0.315408,0.000000,0.000000,0.176157,-0.529999,0.829500,0.000000,-0.261080,0.785504,0.561089,0.000000,-1666964.632329,5015338.612487,3558496.529525,1],    "boundingVolume": {    "region": [1.891614,0.595647,1.891751,0.595754,0.000000,8.816941]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1070281.b3dm"}}}