{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948938,-0.315461,0.000000,0.000000,0.176348,-0.530471,0.829157,0.000000,-0.261016,0.785162,0.561597,0.000000,-1666557.104554,5013163.682965,3561728.826241,1],    "boundingVolume": {    "region": [1.891671,0.596262,1.891808,0.596368,0.000000,8.808381]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1151126.b3dm"}}}