{
  "manageEntity": {
    "action": "Update",
    "entityId": "115236701",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x5e6fb10d498d20ad68838408175bedc8b3b97092fac43ef55e17df92ef8a932c",
    "signature": "0xd85f15cb658d363e0bccbb2cacd631068c9f7ff88875db91b4230b4398d0a220200072ee95a03099e968d1106e04c8c33fabbf4c15d6de1e60104702bfe1dba21b",
    "signer": "0x1aF52c9d4612314aB0a4cFb3D37941d889A25104",
    "userId": "115236701"
  }
}