{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358358204",
    "entityType": "User",
    "nonce": "0x3ec50ac0a0ad52da1d3619f69f4d67bea0ec70f632fc05669227d3f24bf356f4",
    "signature": "0xb7b32f2db704206f94db0adb8a534ee0c4245a8d4bfc81da5fffbb75836074225ad2177b941f20251151ebc11b11c6f58a0b262d6ad296f06f643f7d6488e2ed1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}