{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x77c11eca3b931f5e2b304457245179ad30e375254fcda948ca7ed5d9e0668006",
    "signature": "0xa34cbbe5ad906d5e3c5effc5372ae45bca55edd7c60779b7b3575ef6ce1b6c23093df151845cfa2095d092ed11c64eaea9902aa6ae2657105a34f09fbd9f7aa11b",
    "signer": "0x60495664C60cF8427e991465f31ABe2F9dC345A5",
    "userId": "696978255"
  }
}