{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x18ff0fadec8362b8297f71fda2694850ac22ed0962e00fa87aa4dfc9b8dd8acc",
    "signature": "0xb7361a0c5961df218621a73a267cb1b0e40ca15d5faf21a938e40400d6549a5639b8f4655abe0ad16670968c051b71c44e0baf9bdba8c6d7dd13b6bf562999861b",
    "signer": "0xD3e2a2Aeb739263055A5ec4484257b4927578D03",
    "userId": "117667088"
  }
}