{
  "manageEntity": {
    "action": "Update",
    "entityId": "293364146",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x96ff42775abee3c9516b73000db16ce36d343e43544609b3cf9f007847224534",
    "signature": "0xc5f3f84cf487f2986a350d9289398788f702900a932a3a6f8dfb62559e80f0275a06f5c282911cdb9be7f699d2180a99df6e2dc23f1cf0fc881e2c22e91ecc081c",
    "signer": "0xaab2463FC6fF94e19f24948c11C06A1C240639F3",
    "userId": "293364146"
  }
}