{
  "manageEntity": {
    "action": "Update",
    "entityId": "759125877",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xed17b07422c7b8b9456db9ee38bf3bb1a0c39738f3277eb53feca860f436d507",
    "signature": "0xea27f4bf546c5aff0a5c5af6b2275f56f5aea16bc45805974d6c949e5e36549f7acd8e97f2bd3536fbd806bc4ea77d3a58f6b38efd6dcf11bd230c4956fc63921c",
    "signer": "0x3358fcad34d13B8E302948fb453Aa3289ca5b727",
    "userId": "759125877"
  }
}