{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xe2d8112e6bb5b9fa2bcee87c4f1601f067df043e4bd53e986a2783dc74a12415",
    "signature": "0x736948230fdd6793e5d031a81ff5542d0ae37da2058170020a834eafdd1793a75c32c161ca46972b155477ad9ef4cd6bee54e359ec3d5d9f6c6d1a72fc4c3b5f1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}