{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7304",
    "entityType": "User",
    "nonce": "0xe8fed4340ea9b1275ea104d7a858fabb0f53a87c9c197adb16117c3c1ffc4fc6",
    "signature": "0x26103ec054ddc96cdbf9538b56d7cb515072e858fe955a45edbb4c0415c5ddcc7c53564c9ca5b275bfdd155a58a9a1bea1cd93e634c171d4b8c5f94366412b161b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}