{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205267",
    "entityType": "User",
    "nonce": "0x7dcbdbf241b7cf0065a931af1e2d401fc49b2f975b35dfaa05e7472cc090991d",
    "signature": "0xccd41bcf792b49618e3b0a358fafce77e6b3905afa699728043cbbfe930ac6fc504d7d93b4b7a62b091cffd0cc3b06685aeba4e4a2d248d7141c9152e5f378f51b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}