{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "31486",
    "entityType": "User",
    "nonce": "0xca0b00f22051ce7749d2bb822b91a02c08c766c3f6159c80e0d990372da9c74d",
    "signature": "0x637385508faf2c89e175de32d4104d34270963722456334f5988fc7e8c94da32227ed50c186bf32655dee328c1337b60f3811e81e731afc8dbb3e45d2ecc8cf21b",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}