{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "195082",
    "entityType": "User",
    "nonce": "0x0da2d1359f8329212eea20485d5e6b9a4c00a11ff7592bb78d27bc6e43b4b673",
    "signature": "0x2222467a3ee4d6b42adfd0a93c1866dac4a47afcae1aaf67f720f5a73ff1172f1c30ad2da14ec97c58f382f523538753204850036edab88d43c99afafde08c351c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}