{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53827",
    "entityType": "User",
    "nonce": "0x4209b818a14ee069c5a60ce09b813be2f528810823477a197676555a4f3cde6e",
    "signature": "0xb3a7bc0910cb1c198b908afdaac80ca1a506b660a1a80ffb03f1f28388b5ec9b7bfdcc398373bc5d9e22ad99056f15f441309aea73626e1e1bf0a0cc5816c8791b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}