{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "319048",
    "entityType": "User",
    "nonce": "0x77c0868c76a6f80cef4d4c66d704bd8b0b4c6465587a13dc2cd33ec11f76f165",
    "signature": "0x94c687116c6781a41f590d9789198b6501e8d5f32431dc9e251fd9a280de6ffc0e73aef011d9a821ca536403d3490457c139dee154df6f6f6b4f38ca2939d63c1b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}