{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182428",
    "entityType": "User",
    "nonce": "0xf5936178e8bcb2dae39ceedae554048f910cfb4974b286ba4690316ee401aace",
    "signature": "0xe8b5e6ea380331b2ba2588d0ec7c3b3cf013ceab434bee63ba785b2ae9bcd07e2472aaf87afea093ba75f7763782f7819172db02a3d915604c170df2ac9e62d01b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}