{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1468176",
    "entityType": "User",
    "nonce": "0x8db43e1b24e01f876e895fe76db338c1c46bc3dd143636f90307926416463158",
    "signature": "0x3605329362193b93798dfa97f70feec93e78619181574aa2825babc2ee04d15343a1684baf3ec885ba22ab8d4a32c8a48fd7ee793aef46f65f45060aee3876051c",
    "signer": "0x9FF2A7F5Fab732dA57359bb3eD63a95511bD1329",
    "userId": "67863854"
  }
}