According to the court documents, Tinajero is a self-identified member of the 764 network. Jairo He pled guilty to racketeering conspiracy, online enticement, production and distribution of CSAM, and conspiracy to murder Jane Doe 1 in aid of racketeering.

https://www.justice.gov/opa/pr/member-764-criminal-enterprise-pleads-guilty-racketeering-conspiracy-and-other-charges