{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "43309",
    "entityType": "User",
    "nonce": "0x801277ddcfee894f2452fac48d9cc4cc4da6f8ff29af0c3f2b703ea7b89126a3",
    "signature": "0x382073374489e1ce046dc5e6e5bbe51733c0b0250f82c76d4b65719ce3c0a8560dd0e58e1893eabe1c287fb1d43e74d757dc8f72726ec7396229c68a526883e61b",
    "signer": "0xe3eBe6938038F6A1206D08516A39d7867DD26F5E",
    "userId": "967041374"
  }
}