{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "956241273",
    "entityType": "User",
    "nonce": "0x951bee96cddb763aed26a9aabd75bfc2511a167acb59ffe8eda8de1f1e1b69f2",
    "signature": "0xe73320c53102484dcd9fc4f1a8e507798da641935c8057cf97995a9da0b5de6d14447ff2f0e4b89b15acf27c12d6de241af4b3031b898057316698f427b484801b",
    "signer": "0x03b70C3825d7b9e568C53C89a738061d855d0dec",
    "userId": "578849678"
  }
}