{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "220244",
    "entityType": "User",
    "nonce": "0xbb3d8e1b9828eb75afbf3fdccbff61a57741e78b26ec1b0777e9ee3a1bacf982",
    "signature": "0x6cc9e4445bf29343568d9ac8513b9b7f8ae504f9d54cb579899672286e6f46b0511f8577ba937e448e3c8f0ecf75d755c1bd6fe10073e06d8c976eb7f1ede1711c",
    "signer": "0xaa3bcf8712A3f5a178c83edE5e3DA745C257458e",
    "userId": "976266161"
  }
}