curl --request POST \
  --url https://inprocess.world/api/collections \
  --header 'Content-Type: application/json' \
  --data '
{
  "account": "<string>",
  "name": "<string>",
  "uri": "<string>",
  "splits": [
    {
      "address": "<string>",
      "percentAllocation": 50
    }
  ]
}
'

{
  "contractAddress": "<string>",
  "hash": "<string>",
  "chainId": 123
}