This is the 1752 baptism of Joseph Isidro de Ayala who was baptized in Monterrey, Nuevo Leon, Mexico. He is my wife's 5th great grandfather.
He was the son of Joseph Manuel de Ayala and Maria Antonia Cantu. You can see the original image at familysearch.
His godparents are listed as Pedro Joseph Lozano and Anna Maria de la Garza neighbors of San Nicolas.
Here is the transcription of the above document.
Transcription of 1752 Baptism of Joseph Isidro de Ayala
En dies y seis de henero de Setesientos y sinqta. y dos anos Baptise solemnemte. a Joseph Isidro espanol de catorse dias lexmo. de Joseph Manuel de Ayala; y de Antta Cantu; Padrinos Pedro Joseph Lozano; y Anna Ma. de la Garza Vecinos de la estancia de Sn. Nicolas; a quienes dixe su obligacion.
Bx. Agustin de Acosta
View Original at FamilySearch
If he is also one of your ancestors please let me know how you are related to him in the comments of this blog post.
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Sources:
"México, Nuevo León, registros parroquiales, 1667-1981," database with images, FamilySearch (https://familysearch.org/ark:/61903/3:1:9Q97-YSK5-SG3?cc=1473204&wc=3PMN-6TG%3A45389701%2C45389702%2C45435601 : 21 May 2014), Monterrey > Catedral > Bautismos 1731-1768 > image 366 of 728; Parroquias de la Iglesia Católica, Nuevo León (Catholic Church parishes, Nuevo León).