{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "180188",
    "entityType": "User",
    "nonce": "0x1df93320007a968f5766e5613211a24dee14bcb817c830dfb01d31ffb1381973",
    "signature": "0xbb3702bfe39b1cd2e85c141a5aaedbf1dac932910a25df5c18db234c700da363575812fdd28d9e64d41ba5d2570e6aaca166781837c3be6adb350cbc6fc1024d1b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}