{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0xca9c9df304eac40bc07c065f2c5cf667e653b4899c017b94e26eafa2ae659a6b",
    "signature": "0xab5f6f68d37f6d6ad21a2365b8f7e777f277dc9e2317cb2b59c6024bb970f36c0561c6c84fb22b07882c6da984ad60798de12410295476a781ef89f826d185691c",
    "signer": "0x98daE37c16C2d825f19272D227D509C135640a90",
    "userId": "334235250"
  }
}