{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51526",
    "entityType": "User",
    "nonce": "0xa8f72faebb5cbf8c5178392672fe1e4b0db69ddc0d2244d40d0f2b80bc893e08",
    "signature": "0x72bcaf3f0c668d12fb3986d918990a339a884c025d27624a644084a4742b62fd13653448a5d5ee9084e9605ced6381dc433c99e3393c12aff408cd78dcd3fa931b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}