Address to PubKey

Converts Bitcoin address to a public key

Converts a Bitcoin address to a public key

Finally, there is no algorithm for converting an address into a public key, because this is the reverse process. The address is obtained from the public key by hashing. We get it from transfer transaction signatures on the blockchain.
Read more at O'Reilly logo Mastering Bitcoin, 2nd Edition by Andreas M. Antonopoulos

For example, address: BTC.com 1GYLfNfMesF3YrwVU94P5wtcJjhAx9DLYy
PubKey is 02ef043a2586e78528ed0eeff43ba96bbd409a9c5f773c7cf50a76d00dee2d6bad

***
"inputs": [
    {
      "coinbase": false,
      "txid": "0e4a7aa89b5cf53f27c794ff14606b3ecc3c01ed106e6010d15a8be98db70808",
      "output": 1,
      "sigscript": "483045022033806a6aca428760abd40788732bfe480e8ece501b64baafb14
      22b08aea68d2d022100fad266565d8c1d6c099c4a0c9c07df67460f044649d9201da08c83e2
      095c3161012102ef043a2586e78528ed0eeff43ba96bbd409a9c5f773c7cf50a76d00dee2d6bad",
      "sequence": 4294967295,
      "pkscript": "76a914aa7731baf40a8c9344a8f21f038440df6936dc3788ac",
      "value": 52600000000,
      "address": "1GYLfNfMesF3YrwVU94P5wtcJjhAx9DLYy",
      "witness": []
    }
]
***