{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "126210052",
    "entityType": "User",
    "nonce": "0xf268d40b785cb3ebe6f9e5f018f9dd9d44741d862831123b8178d45a801f2606",
    "signature": "0xa915abddf6ec582ed9deb7c24c030d789c661cb964fb880a2405777f2d6f4984509c4d7adb02bdb2c09632443dcffa95ac3b43ef63be5fbc3ca9aa9dd027d0e31c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}