{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x984dc05f815d43154fd3b1b574eb771be010d1bfb7e8d7d44046cf9263665730",
    "signature": "0xb9f9864dc0eca2d0db18096ebe93231328fdacccb1dff37864dd9769634e0adc350e33969396c9ef913c7e1e40ca63f8e3e5e7cb0402ef27bb8b65c38e3cbf2b1b",
    "signer": "0xD3e2a2Aeb739263055A5ec4484257b4927578D03",
    "userId": "117667088"
  }
}