{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x206acd762e017adaf448486e14bd408192db2dc8ceb235308d80dbd37ec7e9f4",
    "signature": "0x028be9a98fc9eac0e680a2c9cc24ebb467763c75013bb3c30bd63b0e46aad9cd715820e5b7125d836a610c559e75827731cd8400efa88897d8596beefe3a8faf1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}