{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2047015",
    "entityType": "User",
    "nonce": "0xed9a029e316b801f46dcc8512a98909524b1e940fbc5e8c9b0cefcd7486f0915",
    "signature": "0xb9de8f3c0135f160363ad2808890452e88bdda2a5ccc2f68961d39432d76703a7ee06ab3956a9a18fec7163f15cf2e9ad317389d1cb0931fd8d6f431c8b490291b",
    "signer": "0x5f669126A64334710E37f472BfBfE0D8cF408577",
    "userId": "171892"
  }
}