{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39979538",
    "entityType": "User",
    "nonce": "0xae22acd5c65a84d64ae446ae52a38c8827fc80bbe297ffb536011008748bf512",
    "signature": "0x2c9e839b652cd55aaee7557c33b1c4e5c92f356bc5aae88b120bad906e045d5474c777bd934c214a85c1fbaf43acd691741719c810d87e2d1cf53f84815464ac1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}