{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0xfd7b7a44507fdb444e94ab80e0507bb0d7c125129a92f4c5a56c9a649bb85ebe",
    "signature": "0xc0e04736f7f7ea909304c66dd33a421ca50afcc63a4653cdd1a6fe66619a8cc07f5a6d0f00151cdfc7a2e21aa190d34ef909a4500452cb04093e16645dea4d9a1b",
    "signer": "0x01eB7915E4941D64a8ddf370bE06647ad5F79d4e",
    "userId": "911613164"
  }
}