{
  "manageEntity": {
    "action": "Update",
    "entityId": "793250376",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x7bdfd2a10eac6033d6b16f2e24ac2fee3ac53bc107259e6cf0190b0bce14569b",
    "signature": "0xc27abe8c97b9148bbc0fc1291dd886101662a6b8b91cfe712bed059a08210df42488cac857893e5c36709e9b18952316088eeeefe8be2df87153aa9a7e5e08fe1b",
    "signer": "0x72F4cd98942651fa2A13529F191913349bB4e465",
    "userId": "793250376"
  }
}