{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76913",
    "entityType": "User",
    "nonce": "0x711ed81272218312bc305a577a7e12f2b112974edc840042de7570d77c3f4f7d",
    "signature": "0x686700aa7c715232b756322ed1e96c711ed3000a1cff13e42aba55a97ed7d9d27f721755ec010195d0ca074fe23e76faf83a1ccc4696b18c5059271c63e132b51b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}