{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xf293a1e26731049528d08797c94ee057f93c4d63db2fd1f9a736c5aa140245d1",
    "signature": "0xf62701dbf89b0cffd833f4b6e88fb77a667a7b474b9d01f6cdebf7bf184c6c2c017a8f8054cf72d6bdb4821aada69bbcfe80c2ff071263c2cf32aa2d849ccb751c",
    "signer": "0x7eca770aF81b4b53Be52f6783197381Fa9521b1e",
    "userId": "264030906"
  }
}