{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "470819450",
    "entityType": "User",
    "nonce": "0xcce6c97abc4942c06bbe4e2b281c4c5fd430c5bd49aa8de5447e462ba3c4237a",
    "signature": "0xdde90a667652c6dbe1afab6a54601a91ad63a3cdd77b8e04ce15b6e18a4b0ce147590f67aea43b5c9fa1701fa70bec45016c302d09e3229b485df28122fb9c611b",
    "signer": "0x1c24f13F49e037d7242933B9F2754bA20720c3D6",
    "userId": "376462297"
  }
}