{
  "manageEntity": {
    "action": "Update",
    "entityId": "733564464",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x64ee8efa5d9b0781a34c3eca31f48a74688dd114000bff431a5050121b1b8739",
    "signature": "0x278b7a9990a0ce2e9cefb1566bbc624949c51f90e06e80049ce7a879179dc6d302d2bcfb66b60ad1cfe323353c76c6164c2725d9602df99c9609e5ffa517fc661b",
    "signer": "0x33CA03B2d958f2c78c30E352F116EbCbec3e0109",
    "userId": "733564464"
  }
}