{
  "manageEntity": {
    "action": "Update",
    "entityId": "332177665",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x361dfd096fefa91f33191e66e64060c754e1b0366258bf93a598150ce40323a9",
    "signature": "0x242bc1dc11b08d1a74aed8270200589b3ae0edc47fb14b146b4fc0ba6e3e796e7da8379108e35dd8c4b17ecfe93acca3bf4f88be3978da2235e74ad001f84dcb1b",
    "signer": "0x611d312687EfBB69b05F17e9A8b481F0c0449f47",
    "userId": "332177665"
  }
}