{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "175425",
    "entityType": "User",
    "nonce": "0x61122498c635242325df2a794a5dd86ab5210e0bea00f5facde47072b1352d46",
    "signature": "0x37feea03aa5be03bc1d8ff35a4b80aae1f91ae6a73311b94138bdfd0eaec2ee87262ab35154d737342d234f3622a7b75934562efc69a38baf3978250028cf6d81b",
    "signer": "0x3C6F0E09eaF5eB463F767c9d5CD0cDA328e1492D",
    "userId": "586117523"
  }
}