{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x2fcf2547ca616926de09b93465ba657f4fa5cce81c90501a703ebfde31ff990a",
    "signature": "0x28a0650690d861ed4998160391a6bef90e728b230d710c99c0cc0e142adefa6a01d6c6bd2063786784e0b3518f87250ab82e17d229292890c2ae37dfc046bb3e1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}