{
  "manageEntity": {
    "action": "Update",
    "entityId": "941711771",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x241a729646f0e8522c641672563a1ea4e86d8ba66fae92fdf5e125c7bf5c7483",
    "signature": "0x9bb4c5091b12a602d7fed71dbfd1a35db6d00449cff689c13693a7a44b23a4af0d896bc447860bf3874c22d6f60a616d1e62122f4437c0ca284cfeca87009d2c1c",
    "signer": "0xbdB8eA7Aa50C113b1755Ee2985da6D2DC957FE4A",
    "userId": "941711771"
  }
}