{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1341417",
    "entityType": "User",
    "nonce": "0xc461165c2b5f15af7882aa5f039f38742deac7d1af12b69af0d832d2cb743c55",
    "signature": "0xfe7436ca362abad2aac94bb95dba016ac77c6432eaf250ba9839b0c995aa02284d1eefffb9d2787afa1bc02508d544311ded121288ea1ccd57115da67ed7c7261b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}