{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58225",
    "entityType": "User",
    "nonce": "0x0f32c7faa865452649470832632bb1cd45b79509637bcf70b13db73ac5fe5893",
    "signature": "0x1a403f8c7c13b3f693465c4ca33d625e88e2d45d74a872d5dce57d007b39afad62b14a302e08fa81b1b0dea87b0b17aea2137d5a2c9e84d3e76132b1205478e21c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}