{
  "manageEntity": {
    "action": "Update",
    "entityId": "482858095",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xf5366c5bbde0b6def6c5e7bcd1ac906c076fa7777ae91fa73378d4e1e7747259",
    "signature": "0xdb803c38c885de09c5b098e691d81a54ac9b458e425bdcebce24c3144e3bdfa57d9390bd84ba3882ee7636bb0e67ba39656ee86cb9b0f5671046935927cd03f11c",
    "signer": "0x083626C5983025BFec0Ca7BC8FC5B244f8e29b75",
    "userId": "482858095"
  }
}