{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x089c8da56d564b9f5024275de4377c4f794092bd2dbc33bf5b4ea41e3f8f5ba0",
    "signature": "0x2dc9865e48947a595e2666424c8c03099916c63b56831672e6005e273e36801d144bb2cb59f81d8df998a6e194cfd2e294211415c3e51dd16c172414fb49538b1c",
    "signer": "0x6268f3F36E0fe8D3E139bC6d32d7539887721848",
    "userId": "418312750"
  }
}