{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1655515",
    "entityType": "User",
    "nonce": "0xac69db961afb659ef865e7f3ccc0a85579a3fcd5bb29e0cbd85fa6a6a7e101ad",
    "signature": "0x0d413fde578a091854d2a1448f7c60fdcae0f8730396ed2360884d0088ff604c443d812c26b0ca3f8c11dfe6a2f0615dd1058d6b5c1ddeec2d0b815d1f5d25ad1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}