{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "917715333",
    "entityType": "User",
    "nonce": "0x79ea29348ace171457d6f36f03fe08a35f38d41ddcb976cdeb6f8a9892501596",
    "signature": "0x7920d1a7c4be20009e25e0b648ff80b9c7d9f6dd745c361edb6f44d032d8e82d4bffa0e946266fbc16c8d3fdeda7463b7103782eb577898d885992c1b2aa31bd1c",
    "signer": "0x1D0c500EC847246923045cB0a285242A93723f30",
    "userId": "302385956"
  }
}