{
  "manageEntity": {
    "action": "Update",
    "entityId": "934065758",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xd9258a2055773155890c48ce247d70e5459781369ab24f3b90989d0d3a6382f1",
    "signature": "0x8ff04ac2606321b5d8b6f8abefc23cc278f432fc1b73c0578297852e20d1d143483d849f6f5e9288cc2ebacc93965d54736765058f42348492860d6a43a916ec1b",
    "signer": "0xFE17Fe2677AF57d35AbC9CeafeA4FF91C4542293",
    "userId": "934065758"
  }
}