{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4629",
    "entityType": "User",
    "nonce": "0x86df355db32f1bee464b148b22f510681d5dcadcd71d2e1497a2a4956b8492c2",
    "signature": "0xdf18211a5fe24c1f1478b9f5ee5d6930fa56ddcba776a084adfbd23aa2c5eab2730c7defe1f1d10ed2097885efb7188fcbeebb40e9f694bd2f6166744069b3d61c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}