{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x28a6ff3b99346fe83e3ad1c622c43561859430ed2396ec3232fe6d5f8eeb4901",
    "signature": "0x2fda263172ab3f7b5c2b0b340990442f5a8c00a1e9306bd657f71a65a65f85fc03f0c2d0625df3bcf1998d903791ef1349a6e1e51cc53704ab23354054aca6321b",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}