{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0xf31b3f181f4741a2f1635aa65bb88e0d485ab3a9f60f74668d68219715219fac",
    "signature": "0x0ecd11d4f265559ca38157fb3f66b4c746da207aefca46ac8e1a77c5d101dfdc159b2d2b2e72abca0eca6724d62fec5b01d5be44b444f1891710d6ae2defa9051b",
    "signer": "0x7B1EBae18ea119bA68B6491849eCc402a8Da5D72",
    "userId": "494113495"
  }
}