{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102866",
    "entityType": "User",
    "nonce": "0x94329939dfa963de2610e86fecb6b228829e76d45ec81c06305c2b1ac435d9f0",
    "signature": "0xccbcdae77dddae97b46b08ab2afeb10f9e0654f680175598ff63e26a61fcfbbf1c834470669bda155be87bb80694f25494a0bd2dd7a11bef7f71eca6edc7e3e61c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}