{
  "manageEntity": {
    "action": "Update",
    "entityId": "367095507",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xa6c8fbc2e0cb76641b2a19311dcf4d77d6a4ec21d175a18d52ae21d62075e980",
    "signature": "0xcbdb367e453f14fc846697b7afbf7e6eeff08b334c13b6f7662d7f8a81f0f6e43790a67cfdd822854c711612b7aebb5bd72c024274c30cb9f78a4dd00e4fd2bd1b",
    "signer": "0xa8809AD853823f793fF7680111dC9B3A1151420b",
    "userId": "367095507"
  }
}