{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74222",
    "entityType": "User",
    "nonce": "0xac0192642463512e8f0eb0a3ba2b46a5faf2742fc5e03a7011217e0832bc01c3",
    "signature": "0x70ba955f16ab67e92f2f969b694b2e6962256d235ee71cc00cfa049899a3d16e750b78813f6893481ac2e59a3dad26fd906314b137568313de3265b9740b98f01b",
    "signer": "0xA7D206a8f2b63986B1Af437a01CFbCDCcE69601e",
    "userId": "856769027"
  }
}