{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xd7b2fdf8cb20727380ff5e3750b23e64f974f89d92572cf3a86ba740bd34cdba",
    "signature": "0x62deccc2373156dee4bcb48462ee43666b042a2ab4efd8a3be92a12c660cb5682b79f32d1b387e43b156605ae6403a77d5228aea50e1e6d57f0eb1bee81fb93f1b",
    "signer": "0x0c719578497D6a1FD2618b1BB0EA71951D9d5C1c",
    "userId": "253853465"
  }
}