{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "177251",
    "entityType": "User",
    "nonce": "0xe31a29bb3eb693f2ffc4c704b43d1eb30770bda24f69c7f9b77664ae564e2a81",
    "signature": "0x2c2812139068ff9f72e5f957c080aafbd083aa1db3b04b826b198cdd830d9d955ea9be53a20d9073962e1cdac9aab7f15661f3af9d00a86bdda831079229d4ad1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}