{
  "manageEntity": {
    "action": "Update",
    "entityId": "716881751",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xc80ea5f6f4213db99ec706b36bb03a27b2e038c3695eb29c56bfa56e74aa35a2",
    "signature": "0xd478eadf9db9f6a3f7a7dc63e061cc5cb22daf7bd593ebd0beb347669e15e0964bcf32bc41bd14aa0e96a455ac60ecc8504709529b54eb0218e9bf2a414fc88d1c",
    "signer": "0x5B24A34Ec733B1B44FbC765802F01944320e82f4",
    "userId": "716881751"
  }
}