{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "82489",
    "entityType": "User",
    "nonce": "0xbdd9a97ef6e8ddf5e93eccf7b28ab75971e2fda39a25105e618928c84722cbbd",
    "signature": "0xfd3232ecf648e055e4401dde9f6810c162493b1222c9af856b0e571608148426361562e1023b8fe626ff9d1964b92fb3ea17b7574e360be6131cefb142ddf2ce1b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}