{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6259",
    "entityType": "User",
    "nonce": "0x10c30873fc343c58bc5b8966cd48998fd71eb5949280b4c2d559f60df8de24e7",
    "signature": "0xaa3ed1271dc48758a4720032dd67c06f6a979c3577101613517132065098a6d87f383aa0d92d979814e4a781020d6608354d645becca7031d4440cd3c14709621c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}