{
  "manageEntity": {
    "action": "Update",
    "entityId": "935070044",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xc408abb7e2532daf2790f2afd1159dfea44221c659157d309088e20a437ce1e7",
    "signature": "0xfcb6aa69f56d92b2b022748369c2de7eb474b954efa9767674926bb28f5d9797074d3e9a97b62dce80aff6a027b32728c795cd1ab5d6d1303bee6812c70a9bf91b",
    "signer": "0xbdD8a71b223A334Ba407862ccb5a50716e8C658B",
    "userId": "935070044"
  }
}