{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "485171412",
    "entityType": "User",
    "nonce": "0xc3d56b81444ca97ac5f987becd2b78a9eb4ab6c5f1a863b847eb8f43ada6df71",
    "signature": "0x5eb2c5eb6891fdbc8f86746cddcf02ddee78b8481c300b453c2760b34ca3bd896bf926201d730b807704e2572b773952fe60c8b33f77f913d4d4f825dfe017551b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}