{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28972",
    "entityType": "User",
    "nonce": "0x3642d632d4edac9800cea00048bbbd4674d1b7a4bdd27e17ccd483ac2e4289d9",
    "signature": "0xc17a2485287aaeb88125863c1c014a86be41d61f6a066d57006fc461fe2afd003f2612a00a11c3c12ef370f3d46ee775aaa00a9357296824bfce4a8e1749a6c01c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}