{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27831",
    "entityType": "User",
    "nonce": "0xef8e0bbf2458f71747aaf02fd3003317acd55d0ce0e1b4d82852b1579a0df300",
    "signature": "0x8f13a5663ef5dca5ec9a2f3f94c68b9e60095729f7117ef9bc162e0fec1fd9da282f9952616cbd37eff20f4ca89a8a1e45c7f9a4b80c4dc0691339996bac9beb1c",
    "signer": "0x7a252808bd60a26fe5184c95eb104CfADdA8D4C1",
    "userId": "186415718"
  }
}