{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "192266",
    "entityType": "User",
    "nonce": "0x30d14ae012f9e0833628dc616905d243bdc1fae07cb0fd86ee1468df8af6c676",
    "signature": "0x58a87d2687a4564dec9616e4e8f855f7ccf3fe1e4e223f2c7942584e6ff7cf0525861ba84e840f257623c280fbbb1b0808fd53e4f31061c480457a1a48b66f151c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}