{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131182",
    "entityType": "User",
    "nonce": "0xcdccf61692fc9f519090fe516f128883008a149691e455fd12ac5fbd643067a2",
    "signature": "0x39e01b404741d7dff9ab04acbafd701b178662c8324141a16283f9c27a18569f52239245d8fb6c44feb1e916decf9ccd33d4096cffe617ad1b8bae36770358b41b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}