{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97657",
    "entityType": "User",
    "nonce": "0x3ac0391a01c684a86d6ed7784b375bd0ddd137897e484fdb9068ebd2f840c67f",
    "signature": "0x0734820d097c5895ab265bfb0c0cf7d664879d3355b27036b77b8323932c988206e8d2e22e609214c7299477d69465fbfd8b5e6c5e0fc51011c3d8e98b2bde0f1c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}