{
  "manageEntity": {
    "action": "Update",
    "entityId": "63707831",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x9a618fe0b2f28bf7aa66111a28afdae2f0ac755a6a0022f8d0c18db8058d1f26",
    "signature": "0x1989ed6c1d761778cf4fc3ecd2045d03a6042d1ab221a68a706ab9218a84484f09ef47f4cf3f119914ec4b9c3d8bc8e44bbba064045492843d9beceae94a478b1b",
    "signer": "0x95ee1C6815A731436D75209f6bF0d60DE938567E",
    "userId": "63707831"
  }
}