{
  "manageEntity": {
    "action": "Update",
    "entityId": "162699844",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera553ogxpmixm5x7dlbxap343yzomoeoztsz6ys72kr5sr7wxp6y3q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":358815284},{\"type\":\"playlist\",\"playlist_id\":574272781},{\"type\":\"playlist\",\"playlist_id\":1727950747}]}}}",
    "nonce": "0x1e9e99be03e862bac1259fcd35baf2ef4e9fc9dcd665c302f80650d6f6cf6d75",
    "signature": "0xa8f2dfb3ab1d75cfae65aca8cfe707313de6020fde101c447e48d5a5eb1c20717fba363f412a2762c31c866fdb02e959ac8fe9d531d6fed53822db76f04bfac61c",
    "signer": "0x23bac2e37482b3fdF36374785BCA7CfC00EbDEd4",
    "userId": "162699844"
  }
}