{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "960936323",
    "entityType": "User",
    "nonce": "0x265c8b7572fe7dfcdc187865d4d2bfca034f9cf18ba66c6dd240e6f5561ae6ed",
    "signature": "0x786af5e3a6d08e8b1ea18971c8ce1e24dc2041ebdebf4f5d3462baa31f0cf9b27215419846af705c181d8e4b81c0dcf51b43ef917710674aa2d27c30510b9faf1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}