{
  "manageEntity": {
    "action": "Update",
    "entityId": "424871665",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xd98d03a909354e056651bf548c43936044f9e3bb75e2af8f1522da0f198ac875",
    "signature": "0xad2b0c463660aec910a9d07a1bbc9a98818b5aa7891a7317b13a181ba7c375ad1371c6d429af19e215a745b9209f198a1701f3c21541bd103406ee76a84937561b",
    "signer": "0x02dA426eb21fb91c1B813cD4C419f9261730Abe9",
    "userId": "424871665"
  }
}