{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x83beba5f3994cfb41a0264653fe2ea097d926a1996b6b7e08018166ff6cca0f3",
    "signature": "0x505c10cb49c26d38e9fa621ea8fa337a9f50fdd46a35e9ffb3082e6fb458df087e4be3c0124f76fe52237cec285493dcdfd0c9354dd8140999ac06fb4c688fea1b",
    "signer": "0x0E71C12c426F5C9206F778713f48B60477CA943b",
    "userId": "29088079"
  }
}