{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98668",
    "entityType": "User",
    "nonce": "0xafffcb7955ad45ecb6ca527618730037bdd02d6dd83fa9fd71b39fcdf9991296",
    "signature": "0x49c5571a180459a531e369b14b9d231b9c0bfb8bf1c4afdf4ee54d6c9ecc91691172bdb550f512a98671d045d3004c83acaa805e03cff485c1d9a4da99c76f491c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}