{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "Test",
  "type": "object",
  "required": [
    "flexible_string",
    "frac",
    "seconds",
    "seconds_u64_strict",
    "time_i64"
  ],
  "properties": {
    "flexible_string": {
      "oneOf": [
        {
          "writeOnly": true,
          "type": "number",
          "minimum": 0.0
        },
        {
          "type": "string",
          "pattern": "^[0-9]+(\\.[0-9]+)?([eE][+-]?[0-9]+)?$"
        }
      ]
    },
    "frac": {
      "oneOf": [
        {
          "type": "number",
          "minimum": 0.0
        },
        {
          "writeOnly": true,
          "type": "string",
          "pattern": "^[0-9]+(\\.[0-9]+)?([eE][+-]?[0-9]+)?$"
        }
      ]
    },
    "seconds": {
      "oneOf": [
        {
          "type": "number",
          "minimum": 0.0
        },
        {
          "writeOnly": true,
          "type": "string",
          "pattern": "^[0-9]+(\\.[0-9]+)?([eE][+-]?[0-9]+)?$"
        }
      ]
    },
    "seconds_u64_strict": {
      "type": "integer",
      "format": "uint64",
      "minimum": 0.0
    },
    "time_i64": {
      "oneOf": [
        {
          "type": "number"
        },
        {
          "writeOnly": true,
          "type": "string",
          "pattern": "^-?[0-9]+(\\.[0-9]+)?([eE][+-]?[0-9]+)?$"
        }
      ]
    }
  }
}