{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897438,-0.441140,0.000000,0.000000,0.285821,-0.581465,0.761712,0.000000,-0.335071,0.681657,0.650439,0.000000,-2140164.687659,4353873.757398,4126662.188517,1],    "boundingVolume": {    "region": [2.027589,0.708048,2.027740,0.708276,0.000000,12.034007]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1797685.b3dm"}}}