{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x505f53e5cb4e5b00d47b0bd8d7426a9746d1173c9cf4621f203017636c1bc8fd",
    "signature": "0xe3bdfcf0e6221043fd64d4fc9168cb857c22458afb983d204dedf5719ea313c7599aa030707077f62e96d8662f0d6b14a8b68f21b9b42ec57a69287e561d31981b",
    "signer": "0xdD3D3A7Ff937141654da2491E97588BF0fFBA291",
    "userId": "837737845"
  }
}