{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29401",
    "entityType": "User",
    "nonce": "0xc8e95283c6e6051a9e4297426f762cf73f8e7861b992dd004feb5aadda88ae0a",
    "signature": "0xfbcbadfe9f74ea0544f44e6bc81183aff850aefb218b82754792a66fd34b394434118d9df9d498d10bc9b52d25a04921ba522ecbcb985aee8220953b8973a6fd1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}