{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27624",
    "entityType": "User",
    "nonce": "0xa0fb9c456d6ce377a746d4125f8afede12d5bdb1aa4cf5eae4ac578179606633",
    "signature": "0xc968131543e23fe10dd8739f7db11428fd592755c3673b4bcd6579b7ff6cb8e969733171db816294288fc4fe00c82cb4ce2108ea6338619f5f3f68a26a93b8af1b",
    "signer": "0x4596Af3c2C6431486ddFC282464aFfA4d54a3845",
    "userId": "10241"
  }
}