{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0x84586921cdd2dfd0e4260e6493a8effee2e0cb5fea33dd65741ab1436e7537f9",
    "signature": "0x6557faab56b4f6a1d131369eb0cade0ab2ebc5344cfadd0a128faf9242599aac126349b74cc6fbcf494c913bc0a453ecbb23a54bc2e43bf9cac129fcd0916c5e1c",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}