{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xdad0284d1d25fd0cb7b0a47bec490cf9f74ea97c1dda543825a432d6bf429efa",
    "signature": "0x37f342822e18dfbe591d96c761d6142c2111474dadaa528bd611cccd141555db7784a2db901ed781ad6e324d3cc52a35b7cb232797bb444082fb727a5e4b124e1c",
    "signer": "0x52736F67C02C10d42Ea4e6262BA861E854f87423",
    "userId": "776850188"
  }
}