{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41086",
    "entityType": "User",
    "nonce": "0x8a8d2d6ea447959198a19d41fc36149d4e5037f2944c9c32ac8425f99a2a3fda",
    "signature": "0x57ab4a231d0723f0fc1a035187498581684b0e12cb7a96b8cf0a2f38ad503e8836df46f0e756b11dec0b173c47ff847d0055b67051dae9b53ae8ac39866dbcb71b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}