{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xd824d184a94e00f51bc27f73695ccc25667fa4668d51dbd844416c3374d6590f",
    "signature": "0xa1587ab0e28896be9a8ea4972fb66c65b38e19821b492b10a43c9d9176504ecc4fd8022c2da57400db09a0474f6256cd30326717c4afb15ce3d1734a158b1a2b1b",
    "signer": "0x0fdbE0966d6f65E3DE225D16D06131c10d4F2b3e",
    "userId": "560630042"
  }
}