{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101322",
    "entityType": "User",
    "nonce": "0xd795dbc48859479ef2d2c6db199d633f6c502e45175e7b0dc3334ad529343dac",
    "signature": "0x301205f5aa4de611e99c94b2e5dc44807d46fa9eb1bdf570feb9006786c489793c8456e5a45c0efafa829005749a5712881ceae43cb0ac874e07e4d8b48cc2f51b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}