I want to know who the main cast and characters are in On My Block.  Please extract them from the information and put them in a bulleted list.

Here is the information:
Cast and characters
Main
Sierra Capri as Monsé Finnie,[2][4][11] a headstrong Afro-Latina[12] tomboy, who serves as the leader of her friend group.[13] Raised by her single father, she is in love with one of her best friends, Cesar.
Jason Genao as Ruben "Ruby" Martinez Jr.,[2][4][11] a smart-aleck math whiz of Mexican descent often serving as the group's conscience[13]
Brett Gray as Jamal Turner,[2][4][11] the nerd of the group,[14] who is African-American. In season 1, he is drawn into finding a hidden treasure scheme surrounding RollerWorld.
Diego Tinoco as Cesar Diaz,[2][11] an intelligent Latino teen forced into gang life once his brother is released from prison, putting a strain on a blossoming relationship with Monsé
Jessica Marie Garcia as Jasmine Flores (seasons 2–4; recurring season 1),[2][4] a classmate of the group, who has a romantic obsession with Ruby. She and Ruby start a relationship during Season 3.
Julio Macias as Oscar "Spooky" Diaz (seasons 3–4; recurring seasons 1–2),[15] Cesar's older brother and a high-level member of the Santos gang
Peggy Blow as Marisol Martinez 'Abuelita' (season 4;[16] recurring season 1–3), Ruby's grandmother
system
main jaananaa chahta hum ki mere block par mukhya kalakaar or paatr koun hai.kripaya unhen jaankaree se nikaalen or unhen bullated suchi main daalen.

yah jaankaree he:
cast or paatr
mukhya
sierra capri mons finni ke rup main, [2] [4] [11] ek hedstrong effro-latina [12] tomboy, jo apane dost samooh ke netaa ke rup main kaary karata he. [13]apane ekal pita dwaara uthaaya gaya, vah apane sabase achche doston, sijar main se ek ke saath pyaar main he.
jesan genaao ke rup main ruben "rubi" martines junior.
jamaal turnar ke rup main brett grey, [2] [4] [11] samooh ke bevakoof, [14] jo africa-america he.sizan 1 main, vah rolerworld ke aasapaas ek chhipi hui khajaana yojana khojane ke liye taiyaar he.
sijar diaaz ke rup main diego tinoco, [2] [11] ek budhimaan laathini kishor ne ek baar gang jivan main majaboor kiya ek baar jab uskaa bhai jail se reeha ho gaya, to mons ke saath ek khilne vaale rishte par ek tanaav daal diya
jaismine florce ke rup main jesica mairi garsia (sijans 2-4; aavarti sijan 1), [2] [4] samooh kaa ek sahpaathee, jiskaa rubi ke saath ek romantic junun he.vah or rubi sijan 3 ke dauraan ek rishta shuru karte hai.
auskar "spooki" diaaz ke rup main julio maikiyas (sijans 3-4; aavarti mausam 1-2), [15] sijar ke bade bhai or santos gang ke ek ucch-stareey sadsy
marisol martines 'abuilita' (sizan 4; [16] aavarti sijan 1-3) ke rup main paigi jhatka, rubi kii daadi
user
- mone finni ke rup main sierra capi
- jesan genaao ruben "rubi" martines junior.
- brett grey ahmal turnar
- sisar diaaz ke rup main diego tinoco
- jaismine florce ke rup main jesica mairi garsia
- julius maikiyas auskar "spooki" disma ke rup main
- paigi blog da marisol martines 'ye.
assistant
<|system|>
</s>
<|user|>
main jaananaa chahta hum ki mere block par mukhya kalakaar or paatr koun hai.kripaya unhen jaankaree se nikaalen or unhen bullated suchi main daalen.

yah jaankaree he:
cast or paatr
mukhya
sierra capri mons finni ke rup main, [2] [4] [11] ek hedstrong effro-latina [12] tomboy, jo apane dost samooh ke netaa ke rup main kaary karata he. [13]apane ekal pita dwaara uthaaya gaya, vah apane sabase achche doston, sijar main se ek ke saath pyaar main he.
jesan genaao ke rup main ruben "rubi" martines junior.
jamaal turnar ke rup main brett grey, [2] [4] [11] samooh ke bevakoof, [14] jo africa-america he.sizan 1 main, vah rolerworld ke aasapaas ek chhipi hui khajaana yojana khojane ke liye taiyaar he.
sijar diaaz ke rup main diego tinoco, [2] [11] ek budhimaan laathini kishor ne ek baar gang jivan main majaboor kiya ek baar jab uskaa bhai jail se reeha ho gaya, to mons ke saath ek khilne vaale rishte par ek tanaav daal diya
jaismine florce ke rup main jesica mairi garsia (sijans 2-4; aavarti sijan 1), [2] [4] samooh kaa ek sahpaathee, jiskaa rubi ke saath ek romantic junun he.vah or rubi sijan 3 ke dauraan ek rishta shuru karte hai.
auskar "spooki" diaaz ke rup main julio maikiyas (sijans 3-4; aavarti mausam 1-2), [15] sijar ke bade bhai or santos gang ke ek ucch-stareey sadsy
marisol martines 'abuilita' (sizan 4; [16] aavarti sijan 1-3) ke rup main paigi jhatka, rubi kii daadi</s>
<|assistant|>
- mone finni ke rup main sierra capi
- jesan genaao ruben "rubi" martines junior.
- brett grey ahmal turnar
- sisar diaaz ke rup main diego tinoco
- jaismine florce ke rup main jesica mairi garsia
- julius maikiyas auskar "spooki" disma ke rup main
- paigi blog da marisol martines 'ye.</s>
