{
  "manageEntity": {
    "action": "Update",
    "entityId": "633205197",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x96d55565cc7268c04fce7fffa83a80dbc76325faabd3813cebb2bb73ddc2da55",
    "signature": "0x37094f2cf403df2d237cdcf276c9cb19a42270e6404ede9ead60b2d4dfbb33ca64aafa21d967b076a7d6a2e717ec6231cf967f5d3cf9e2be632b30a36748dec01c",
    "signer": "0x79A39CfDAFA935571169F7bfdc6967F967163BE3",
    "userId": "633205197"
  }
}