{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xe94e69b1a893109bf72dd0e423ac85aa143ca1e187fe9f12f92c1384d20a5562",
    "signature": "0x2f3acc418e0570e4e8f7fdaeac9cd8c3624fbe8c2d4374aea22991894466c24079ca05148f0982e413096df48f6fa20753b75f11cd51d0538415797c5953ae951c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}