{
  "manageEntity": {
    "action": "Update",
    "entityId": "862542992",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xfe09809bd4a55d9fd4ceabfbebde6248828f754ef7cfa9a8f2972b46d95a4517",
    "signature": "0x71aa9bd24ba1c90aa225cdc679ca0b7ec9f6f9956994e26a5d2df7c0cb9bb69f36ba74d798e94e767d1db22462f273a4dcf6f0584712850e5ef2b469875e6c9a1c",
    "signer": "0x08a0Ee34A6302D83cC4Afa05e3aAb44719BD0EA5",
    "userId": "862542992"
  }
}