{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x5358bd575264be8cb5b874fe1ef2c824b385ea1b77cfe7e904d224764d2b88ff",
    "signature": "0x5228a969617035f4f74a779d2688de235a78def1e2c1b943e7e919fa19999a862c32dbda1775234245b1a8a5a5b3bf6208b94659ad7f7f60ca5f288fb44cca251c",
    "signer": "0x6CF29C21c9C0b405C773f3605658C095Af4c28EF",
    "userId": "950485788"
  }
}