{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "966718637",
    "entityType": "User",
    "nonce": "0xc7ca605d8680f400b6720d7d031c72f1a6275d29f3d953f22aa0c31f81a038d7",
    "signature": "0x9cab97144c62c30ff8464de3eabd64c74a1509847b3fbe386022f2a8ea0d27ad2d8d39dc9ccd8f16f5c4f678b92fab8d6579eb03dc7b34eb31d7635c01ea3a221b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}