{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898730,-0.438503,0.000000,0.000000,0.283683,-0.581421,0.762544,0.000000,-0.333435,0.683390,0.649461,0.000000,-2129704.859789,4364919.095067,4120442.525348,1],    "boundingVolume": {    "region": [2.024641,0.706821,2.024816,0.706930,0.000000,5.974330]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/29/12_1802081.b3dm"}}}