{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943844,-0.330391,0.000000,0.000000,0.184620,-0.527412,0.829308,0.000000,-0.273419,0.781090,0.561373,0.000000,-1745748.016484,4987163.017830,3560305.065876,1],    "boundingVolume": {    "region": [1.907466,0.595987,1.907562,0.596102,0.000000,8.552735]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1270032.b3dm"}}}