{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11559",
    "entityType": "User",
    "nonce": "0x97182ecb2f121c4f657f9507ce48d65934e2fd4f97b4076db411cccd1709c4a5",
    "signature": "0xf961e1d1592469d4e7de0a418934bb725e47442b36923091d379fac77beddd884b0f9b05175188e4a057c1e894005149b5b2763f00b67fae2347736b758f1ce41c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}