{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "213626",
    "entityType": "User",
    "nonce": "0xede30b9dae363ff0668338672477d5f6645c457e8585474bdbb84418079c68d7",
    "signature": "0x4a9b30b47304d2bdcd6120975cfdf21aa7484a80f46f317f171431b3d530f79a3af48b6e0b007366a4d504ea36e65d931a1363694c2bb6137f43b70cd126acef1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}