{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "905219052",
    "entityType": "User",
    "nonce": "0x02f08d49888e2d1935b59759a96e30b79be19cdb5da4fcaaa069f6299cb46b00",
    "signature": "0x578f39a989915da426e3bd5b035a28002e739d612e08d6b6def3b654c8ad06d26e90415d20c84f74037a6f26b55a05205eb069afe50b5910cb0d27bb17071ea01b",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}