{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "809803",
    "entityType": "User",
    "nonce": "0xb8c1ec7526b2426e894f6ca2207babf32354f2716cf23b931bc185cab9f251b6",
    "signature": "0x181e7f12c19ee194c45c6113da0c318bbb519ef70ae30a739bd24b5878643c5e53f03340a3596accdcf62c5fcd03efab07bec6e2f73b3b8afa8e7e80b0b7a60d1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}