{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70294",
    "entityType": "User",
    "nonce": "0x7a7c01642dbfa261bb69df50ca9db9a9b130261efed508813c7ab1878b1e7c17",
    "signature": "0x48a7fc84e741979218cb527edbbb2cf3b19d0010336cccef7083a54647882bc648e2d41de49eee33e9b51725688fb44efbd328f80a79fae62136fd6a02da93211c",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}