{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x2418c2a6b3c406993bdaf4391071d039e66deb68f674302ef610612f7802ab95",
    "signature": "0x2f7f9155a79edb506d608b56bd3a677fa3c0c5e3d007ab7542378311882fc96965b46eb8115914da535a8bac306b5da6ad25461ae7855a460499e70a7dc4130b1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}