{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "141029",
    "entityType": "User",
    "nonce": "0xb0db90f2a2ab2937afb32f17e8e5d210563e9808083ef26d0b6e1e0b71b39f47",
    "signature": "0xab924bcfbe5d040bbe4295d322af9d913170483aab1e66fb90d0b24804a2f21e1632bfadc3791275c0f2a4857fe96e02493aceee7775f1d920391883cd79b6531c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}