{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0x0b67831257e7804ce092fcd6491e38882948bae7bfb1ba88b68243951892065b",
    "signature": "0x4ed8d0091c84848f0215dfc58e6f01db51e913812b9b0538db224c20ce4ac9b84c03a2445d40e1c9acda36889d1467e212d76a8eb2ff30d5f012d92cafb006931b",
    "signer": "0x922d8e0Ac7c940Bd8EfbC00F10B78060ACe36407",
    "userId": "309139"
  }
}