{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x701f1bc9090cee5faef9763b2efdfbe76e226044a767694c54fa25aa8cb5097b",
    "signature": "0xf61404a975434e0ba1c7bf28f780bd58a18e6d202052d5dc28755664865d138e1737c59f16f9062611e40e6f8246c9a50d5c851d8f5885e7f1db05679f72e2e71c",
    "signer": "0x4f24EFcc0f8174B7836f5EBbeBd72AF3f1746E74",
    "userId": "230109234"
  }
}