{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x63c982d755f7b55ca755d3277d4263f65e4c0c32457a5272acc81d1ee73e22c7",
    "signature": "0x090f0fd5ca06f0547634304be9476c92ef80d24ad967c1ccb1e8cf650f3449e719fbf9dc1f82ab56800ea47d6f8e147728c5f935ffd6b8cab0652caa8ac619441b",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}