{
  "manageEntity": {
    "action": "Update",
    "entityId": "282202912",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xebe056087a1b7f58cf3e71b6a60220f2be913f05d7e285aad5fa07be8d35396e",
    "signature": "0x5bf2ad0e309a715b0ebf4c94c68b8bfc901f54bba0d3bac41566044690a856bf123a4df1f4e58fe15803f8b2ea6d56573c3dcbc5f5315efc3f57cf878f5964881c",
    "signer": "0x2A59d72F9Ab93a9926FBFf82D7Bedcc2b00E58B7",
    "userId": "282202912"
  }
}