{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56547",
    "entityType": "User",
    "nonce": "0x8bd1738d6af01e40034a21f35260576ab757127df886c4a51b406cab05d97e18",
    "signature": "0xb5142e09e5dac68d75957cac04549c4e545421dccf71786bc1207e93f4226cb4117c97f71c3bad4d2e236907e5bfff47484a3f7d125bc0aec6ae9ad423017bf11c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}