{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897159,-0.441707,0.000000,0.000000,0.284042,-0.576923,0.765819,0.000000,-0.337326,0.685149,0.645587,0.000000,-2154520.078438,4376081.225016,4095794.099965,1],    "boundingVolume": {    "region": [2.028225,0.701737,2.028369,0.701846,0.000000,30.545038]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_781447.b3dm"}}}