{
  "manageEntity": {
    "action": "Update",
    "entityId": "696978255",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x95ec5592b0c4cbb37fd78872e453a0b8953dc13e9ddba911279f04725a45d3bf",
    "signature": "0xa9d3788238f9b7444a440184e5903fcb165c71e70fc93c3602d90832a513b2fb7bb7f29758ccbcc4d87b6b8ca90f274cd9e94cc4966cb838039d0b65562dc8f41c",
    "signer": "0x60495664C60cF8427e991465f31ABe2F9dC345A5",
    "userId": "696978255"
  }
}