{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51845",
    "entityType": "User",
    "nonce": "0x5b18e912c14c94dabc31360d640a83dbebd084361397799cba4e0cd98b0358b5",
    "signature": "0x5eb703f92337adff17ecd35f251426f01aa0e9d23780645b41c2928a83ad201f40c6bd66a0d572e6430030c55b04703829f1864ba13140eb36eb323ad7008ac81c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}