{
  "manageEntity": {
    "action": "Update",
    "entityId": "634687404",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x8c36e291dc373cd996a1499bc2b73ff04d136de79a1b245c2937c9d372644882",
    "signature": "0x9b5bd38dc4cfc8cce257eb3b4f1e249ae8b8e60cf13f2bd2bd86a2a0c0e70fd45055a4237f5e44974331a0890933499332c3fa528eafd5f8b3f6af41d468d9a41b",
    "signer": "0x34dE932aEC58A7319056c1A9328F0A25bAa895cC",
    "userId": "634687404"
  }
}