{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x88b6cc048f700aee67f449cc38d40733d4b3bf60f28381e99da6f840a5891a4b",
    "signature": "0x027d9e84ffd769bc0b1d53a578865456e3509188a1c4d3df613cde76ccd29d9531e1691027a6323b0bd249e7509a20e1283460cc4f36e1130fe23f40b55817501b",
    "signer": "0x9698A898Ed554B831a7BB69972E1B05eCC560430",
    "userId": "967510490"
  }
}