{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62069",
    "entityType": "User",
    "nonce": "0xd8eff90fcdeb91339d7b365cf3ec203bd2256d1d1d14d309a2f356aa8e4973be",
    "signature": "0x054ebd41afcb569edcee757165624773bfde5d211a3476894631fc7d217296331e57a667e268ddeea08136ff81c3ad351a1b17d2a42293b5147fa035a1f4cb2b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}