{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "971034959",
    "entityType": "User",
    "nonce": "0xefae9e259ce2719253d8eccd8fe450715530ab358e04dd20fb38b32a41fb4bda",
    "signature": "0xbdf5735c9535df07577fe9e1691094c141c93cc8ecc4a4ac22044f035f0a47c1723b3cbc0c1e41ba9538ca5ce8aabebf60e4d240f3a76b6ea1f717434cef724b1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}