{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x26c4ed44605066f3e632f7a1b4b430b9418850451c2619a54997ac6b7f55355b",
    "signature": "0x0d309b597a727d1857a18b1c6e5b07b57b0b3b716981d07674f9021c8cee5cb848979ce43fc4aaa3afeba9223b82e93cfcf3f06764bee83c1e0bbeeb80e7eaa31b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}