{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x70d9712777a3792f6e0a9606ee32ccd0e789e958213d9bacaf39ec1cf844dcd4",
    "signature": "0xb5c18e9dc8852535a793ff849916840f374f474e346ac1c973bdd0225f5437c074529ecafbb85e6978f9b72da8ca9669bd799c8eb7a34b4a7e083f100dfd0a611b",
    "signer": "0xeFcB77ccFb1e718f5Af3E467464519E99cb2555a",
    "userId": "169348330"
  }
}