{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77945",
    "entityType": "User",
    "nonce": "0x96f37ff34e4e60d64eb468282c1142e2bed2b71c648a1e3f38388b0e7c4da0a8",
    "signature": "0x26465d1cdf13782e3bec0bd600d033a8c4b88a07ef30812034981590fd430b0024f4dd6f6f6191df402386d57a90d01b40028171364988425201b0e1e3754af81b",
    "signer": "0xC56E1ccbA93c1E645e5F27Bf8A5ca13eB7A5eEbe",
    "userId": "335878078"
  }
}