{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89655",
    "entityType": "User",
    "nonce": "0xe56398029468b1d76896e70865371fd6ae0bddb74f00cfda51050f6a04ffc7e1",
    "signature": "0x1f05ead2a4202084e960e30d526d40567874f96ada1e4a6afc0df31a9b759aaf4647a1efd77595360d301c2844e3461cc5ab54a5431a0fd21624305002fa92b61c",
    "signer": "0x6f20258D1188c4f08d27788Ecc9ce87B6af3913e",
    "userId": "469120908"
  }
}