{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67658",
    "entityType": "User",
    "nonce": "0xd0df368333347c368eacf05b0fc222ef903c8be0898acec3907206fe9c707f29",
    "signature": "0xb6f12636c58b61b127b5ce07f6075dd83f688321d093a75d7040689f939bed311a8a417373521652e336f75b8e5dc797f227d968c767ee768f4d227f2844bc001c",
    "signer": "0x58E590293E7aC2D466d8902594f0f2Cad494dCeE",
    "userId": "921946884"
  }
}