{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "296833",
    "entityType": "User",
    "nonce": "0xe4addde4cecc990b8257b8ac698fb3027aacc91ca4d349808d3893b10e546a85",
    "signature": "0x3045cb86a32b9e4b3af1e285982a61234dd53c95f52fb74b77920df8cbbd781737ffa3c1ef0cdb2fd2fde979c190f9c3242bcc2697b51082b46795d09e7ae43e1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}