{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111928",
    "entityType": "User",
    "nonce": "0xc1e8ff2637c769f742bd4646ae1526d7e4e896f93f5b7b0f89218243cd50bcba",
    "signature": "0x4c192a090476135308580316b27d7f289777f9dc5ef305d712c03ab6af9912371c999110e5793dbc22c622005c80a04c2c7607ee4ff7ebccd2869bbeda2b6dd01b",
    "signer": "0xC7D69243b2161915036b32017e4FC8ea02d7faF1",
    "userId": "80378"
  }
}