{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "947034961",
    "entityType": "User",
    "nonce": "0xd16031e5440696550b03852129c4f9f41d6708a3daec3ade13c99a8f910c2475",
    "signature": "0x926e41ccd61ce7fa6c06b930894e467e9f1cb68526eba44e0997853fcb6151c91a08c56d271d252de8c88cec5281396a4d3d6ba09b3373d677d749f6ce77af621c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}