{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896310,-0.443428,0.000000,0.000000,0.283777,-0.573605,0.768406,0.000000,-0.339793,0.686830,0.642499,0.000000,-2170244.762389,4386763.516397,4076149.946433,1],    "boundingVolume": {    "region": [2.030149,0.697696,2.030282,0.697815,0.000000,53.211031]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_951511.b3dm"}}}