{
  "manageEntity": {
    "action": "Update",
    "entityId": "93814449",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x8aede61476b56b3c29dbb7797c7f3431ffbfa3a4caef619692444822d5fe05d9",
    "signature": "0x045e9c1b5fb01adffc3c347c2999e898bae857dc70e9e5d51c1a2f7ae22a8b410e548894062098a568282383247c26e80fc2b96880c2006d2d6e1bc6477f7bc41b",
    "signer": "0xc40850178B74672DD809330aE4477a7Dc40Cda7B",
    "userId": "93814449"
  }
}