{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44119",
    "entityType": "User",
    "nonce": "0x02bfebc89d24e5cfd53b7f12501a387039e503443745e06b49d89f4bd2b9bc3f",
    "signature": "0x9c53c9bc5b755a74b8a43b9b1582805698864176fb4299ef84e9f362259f9e753af3bf31cf8b847c0760a7755389255bcd60dc0f02630faef15c35fedd5e6b041c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}