{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4680",
    "entityType": "User",
    "nonce": "0xe0e49ebbebf62ce2be54e0878e1de509a03d3339d8f485721129f7ab5e9b6ea2",
    "signature": "0x0d0b016b9ae91ada69340c8ef5b69e2c034a6c1739d6a0d986405457e070c0f10d87e04715ae134816eb5e6ae01885c04134d3ff9190ef38348d940e4955d7ad1b",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}