{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x1232e90b3d7e7ab45756e946f925f4814f0a451f81a530e1ea81e407cda8d7ae",
    "signature": "0xf27c85a5b951a51222241b627e89532e7c3eef75c0b9e7e6e70502b9d3fe6a2278cd2873c0899d66e939842b0867bfff3da978405d6d12e3add27a68e45577c91b",
    "signer": "0x989faEfE658E0b6dF1793197b0De4137Cb1aDD3b",
    "userId": "554920508"
  }
}