{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xc2d722e563b6fd8a5338e559146e3661cf362458099ac78622c1d9f368c5fc1d",
    "signature": "0x28566f0f3d1e512877efe7d734b4ae8009205e73bae668be84ec55dbf616b18e49cafeaa3395fed6f43667f5d26dabe2301e614eb70964f28241125c7b0cea771c",
    "signer": "0x5642523A896f5Abe636541e24da44F54ab8E9790",
    "userId": "635508657"
  }
}