{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "37566",
    "entityType": "User",
    "nonce": "0x05aefdc8fec9f1641b3fc6908406c3b2ac628327fa32781e6b569826641f5bcb",
    "signature": "0x114dcfd25f22372b6ca82bf43bdb909f47fc85d0a2003dfad8d455ef8e430a372843d10bf0cf20f5b7ea3ee161836112c57dea4768527b56078c74f6da71b9d31b",
    "signer": "0x6eF66a6206A4589bEd5849d15Bc2746C2603b01f",
    "userId": "989336341"
  }
}