{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x7e6f1e2c952d8b36de2b2163439f6e5eb6eaf122a187f8062c16b442335d0507",
    "signature": "0xae28154d766c30a29da8938f6d772d72d3a50edf5fc83617b8adcf36f69e4acd3eb980952e8672fcbf31628c30ef058aea436e4bb108ce27fe76ae82f1d1d93e1b",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}