{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0x950d43b4fdb7fa235f28fc10c373794165f78212443f39fded5c847ff9d45fcb",
    "signature": "0x3e656612f1599beb2e9208792870a558929c1e9b24db2fa65c7a06734ce30505709af92286f6e37ffee3fe0ff4cc48f68d9a1eb24d59128c7e7acd5e46fe08bc1b",
    "signer": "0xb87fFF581cC87c41f5760cBc657a96Fa1C7673E3",
    "userId": "648196771"
  }
}