problem with projects validation
problem with loading projects after loggin in via orcid on minerva-dev
```
{
"code": "invalid_type",
"expected": "string",
"received": "null",
"path": [
"content",
4,
"organism",
"link"
],
"message": "Expected string, received null"
},
{
"code": "invalid_type",
"expected": "string",
"received": "null",
"path": [
"content",
6,
"disease",
"link"
],
"message": "Expected string, received null"
},
{
"code": "invalid_type",
"expected": "string",
"received": "null",
"path": [
"content",
6,
"organism",
"link"
],
"message": "Expected string, received null"
},
{
"code": "invalid_type",
"expected": "string",
"received": "null",
"path": [
"content",
16,
"disease",
"link"
],
"message": "Expected string, received null"
},
{
"code": "invalid_type",
"expected": "string",
"received": "null",
"path": [
"content",
16,
"organism",
"link"
],
"message": "Expected string, received null"
}
]
r @ _app-79e2add18ed69869.js:13Understand this error
```
issue