{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30862",
    "entityType": "User",
    "nonce": "0x9b8fbe20e9ee812dd6942c797d6f79a060c4ba6447a62d65b621a8d640744eea",
    "signature": "0x1185830a16d45cc51a3f6694bf67a1b82e704360228269baea929a82dff8820274adf5463fe78093bfe6b64874aa8c485854c87d607cb30d6d60aa19830083bc1b",
    "signer": "0x8ED8606Ab8cF49801aEa2bf8fFD349E9c85bC6a0",
    "userId": "464330844"
  }
}