{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x3bf92a3e102bcafa94eb6bd592a6d98ed037aa2d59855cf8075845ee879dd373",
    "signature": "0x01613c77a50fe2101b7c450477f6d643c0083f85d2a2a51d3c5c490d36fe8e86546e6afdd437f682dbc2623639c04398825bab0259541f98828d9963b7e8a7d91c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}