{
  "manageEntity": {
    "action": "Update",
    "entityId": "582613534",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x7926f0016183b282dffc9a9d0498a0b08889e66b586541a879ad7dbf23f33601",
    "signature": "0xccb0adea2e525f92166a31e3ccb3e6116c740949551d4f6ce0d2bde86df1c75254b7c2b2c216b6380f0a284e1fae295be5613577fe47096100ba55f7d02ae6511c",
    "signer": "0x65fec925B45Eedd889b013849758c86FfEB36cF2",
    "userId": "582613534"
  }
}