{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "787334945",
    "entityType": "User",
    "nonce": "0x082151696ebcd20fe7334c101611ab88aafbaeb3eb8aed94610acb4566ad43d6",
    "signature": "0x2e48cf74615120462609e40664a6ba92df2c671d7f791234abc400581114e5796341b99c6cc5d71a56eea4b228f00744a1ff927928255eac61d920f2322e13411c",
    "signer": "0x86921d4751a5747c0793057F4d32DC03Fb961790",
    "userId": "785188686"
  }
}