{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967323686",
    "entityType": "User",
    "nonce": "0x831ced27b7abb49ddf58cea5bda75ef6e42c402b4c90a7fdf093a796a96cf6c1",
    "signature": "0x9f12f6077e63ad34bfa9ba9b996b8d272181783b54c39655a41e7b36c69cd47973a8c2e4699b610cc84b39c353bcef67be31e90e8b2862bd87a3b38ee1b781ee1b",
    "signer": "0x8b77d47DA28d313A2824468913d2f44F9a5B7b75",
    "userId": "808833626"
  }
}