{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136466",
    "entityType": "User",
    "nonce": "0x1999fb314840f3f39ca2b49b2d98df5da733a0d24ff549012fbaae54e27d53e8",
    "signature": "0xbaf23ad53dbb8fd4706449dc7d055fae7ce2ed7a4cdd89bed29ccabab017a39d6604fe1b7bb16c48cb51ce012af26b9da564e0975b85f32ec882f8592c6174701b",
    "signer": "0x71114Ff581aA73d1F4b6429D7713914f10e8e90B",
    "userId": "894513731"
  }
}