{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69684",
    "entityType": "User",
    "nonce": "0x80aabfd7d693c9de5e348ba15a358e8c5c731d0f1c2f0e945a31d08364948408",
    "signature": "0xe435a50e48311a02cd989c6504ed4d8d1b65f7521a71ba4a26a3da47c79d061b7a607dceb7b9533ca515500dd093654323a1780c78ba31228f462d958bae55421b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}