{
  "manageEntity": {
    "action": "Update",
    "entityId": "692580670",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xa3ea3acefd53025988bca773e9d304509e62aeaa4ab5c7392e23b0f348a68637",
    "signature": "0xfc045b301dfa9d531526bed842b616282ba489f41e5d8547124b617e4d584eb20598605a5e4eb1e28b984b2ec93c0f90323b15296790c9a7736b0fe2ee41e4c81c",
    "signer": "0xa3803b318f0ECa5DF0c56f44562B6655c67C1FFF",
    "userId": "692580670"
  }
}