{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "470304",
    "entityType": "User",
    "nonce": "0x2f0a847695ff847cc3c1da38686e18823294211e7811d5b926e21898c276c280",
    "signature": "0xb1f0db333a7ca51ae5d0ab914c3d613d72a826025ec22e52ef7788e1258f95bd13c5b968823a16cd4201b492a1a43d3979e58a3ebfa843a145e6563dd6479aca1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}