{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "217767",
    "entityType": "User",
    "nonce": "0x6dec68a8075a6121f8397999e6849e51afc7f4469ad69d657cbca9b2fc87928b",
    "signature": "0xf28308a2e19658412313fd61403f18b5084d8a8e56f2201ac0f95818c9d08f5b73714d29ac472ccb359ac5940716443b4597ac2ac6357242a388f8ac3139803f1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}