{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41940",
    "entityType": "User",
    "nonce": "0xb518b248181ef55bcaeda1259229786e44ec0f232900943a903ab82975c59c79",
    "signature": "0xbaa9e2ce39d0814800601e67c2569e72bb81d9979bb2f8b9b40b4077222899cb137f50fb78f1f6c3e0c91d284f9f004584474a299f1c42af02c07c16983ca8b41b",
    "signer": "0x8a278E79c8E7e655B94c3e6798972A44Daa2c6ad",
    "userId": "24098924"
  }
}