{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "139186",
    "entityType": "User",
    "nonce": "0xfc8138a15c89ae4425061f602a70ef33d96b86bbb0d35bcbef34b01ec315fa08",
    "signature": "0x1cc5ede4efc59b909c523fd447506a859c45057f9fecd031b525a3a7b92e2e292747aa9442235d82211c246e8f3231e6040340c8e85e8b3b5ab72aacd3ad4dd51c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}