{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948936,-0.315469,0.000000,0.000000,0.176356,-0.530480,0.829150,0.000000,-0.261020,0.785152,0.561609,0.000000,-1666581.475343,5013105.032109,3561799.497005,1],    "boundingVolume": {    "region": [1.891678,0.596275,1.891816,0.596382,0.000000,8.748822]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1111563.b3dm"}}}