{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161324",
    "entityType": "User",
    "nonce": "0x237c15cff8f806bff1dc32c567827776ed4afc334d2dae750a3d02706f7be66d",
    "signature": "0x9eb3f2d26338fbd5d0cbdd94bf3c8bbdb1ca1adca7c24510f4b890d6d96d5e8e54cfe5f356ccb31afab0d62b1d7fb52e72c76f88c6921110c8225a45453f6be41c",
    "signer": "0x227c6D4cdFc19155a5212Bc082E6079835436E1e",
    "userId": "94961"
  }
}