{
  "manageEntity": {
    "action": "Update",
    "entityId": "937933265",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xca1f6a5bc3f4706d976caf2b7b0b32902f0486c9188290850f777b7a96bc9e83",
    "signature": "0x1755485c14caccd2b97ec98b42fb37e5a2afa66ad0b7d39d65b6741d00d9155401520fd7d26744a3cc0d4a41ba64b23e4e84476e4b94967a1d269bfbf761b8da1c",
    "signer": "0x96cF9992C71A76d6140b5a183519e39a865bC5A0",
    "userId": "937933265"
  }
}