{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "156598",
    "entityType": "User",
    "nonce": "0xb00f27c0ce9a47bba498b96092409b638dcc3f2a99210808f3ba71b11470f709",
    "signature": "0x61ca8dcc3bdd7e3fa7c4abab644525c5012b30bf202ae84943ef1efbdb1759a2172df91a9b60833201cec09a63a577b57f8bab31d112a1d970b3fa25562afdec1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}