{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "292422458",
    "entityType": "User",
    "nonce": "0xe41238248714d605e35b6c6682710bbb5ef127827a77e12341126f87071464ad",
    "signature": "0x736eff4a04d2eb97bb7049aab71ee68dd13f3b7ae8699b32fe4e388a32243db8202357c42a562a6e2c80db030fd187c4a2f5d39acba5962ffbdb3fa8ef47a2671b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}