{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "787102835",
    "entityType": "User",
    "nonce": "0x13afab133478e31103e56a02f8226f1183473ca9d3130f874febb63c93567e55",
    "signature": "0xc27d8a7a77de53e6aa88c165b83a583598c5a70e6bbcb0e18cb387c5342c3bcd337021e9c6b42679d14f404ac0d9825eb9ea2997dc7eed80bfee8f5433d94c061c",
    "signer": "0x2aF04528b05939B9f7F5D99Fd67081660907b6b6",
    "userId": "3541"
  }
}