{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x71317a8a68277e095ddda5d80435df88796b292f04c517537744fa9c558b202c",
    "signature": "0x81eeb13f28067574d2066ea574981516c9cc32e12e66dd4033da9b64dcebfe533edcdd7a8b6ce8744a65e55d4d7b37e5ea8e762eab3520d23bf01d8f24b9362e1b",
    "signer": "0x01cC8C450C0e5cC37F78327bB548220F4E7AFF70",
    "userId": "482693489"
  }
}