{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2586",
    "entityType": "User",
    "nonce": "0x657c1ef2010fa63fb841abb39524910eaac676d49486ddf87b8a62326f180c31",
    "signature": "0xb7edb914085d3d86c156325c74da9a3cfe56a23de1dcc057b5100334c1e6b9da5529bcd385535efd4c9193a711833a1d6434482ffdf5a5a211f958ca1bb1a3891c",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}