{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11768",
    "entityType": "User",
    "nonce": "0x19481f7ba83962bd1c068decc11033b6053b182c66e67a5be95e8fa578df8f46",
    "signature": "0x2c1571d1c4155658a30b61a302f9f1d143c38706521e5781c9b8ec8215555659533be07f97a4cc375708c87515aaf6e30c3c1dcdcfb3f3d07e863718918bdc6c1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}