{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942958,-0.332913,0.000000,0.000000,0.186510,-0.528280,0.828332,0.000000,-0.275179,0.779429,0.562820,0.000000,-1756993.271000,4976586.640573,3569498.781373,1],    "boundingVolume": {    "region": [1.910125,0.597754,1.910250,0.597833,0.000000,8.791457]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1249612.b3dm"}}}