{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205159",
    "entityType": "User",
    "nonce": "0x681008d58d15256e64b99ad5a365383dbc37634dc3ecfac591b8e74735c2e7b9",
    "signature": "0x1b2ae8641303afe8509792bcb531448b3b68842c326d83501af5df305efe5f4e3a640ce6a2f3cd6ccb67f6d45ff6085786bc9f511b30f8e0cd1a47ce129eaecb1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}