{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "231243",
    "entityType": "User",
    "nonce": "0x96c7158bacd47e3fcfc7a0faff94c8fdcc45e849ff973cdd5501b14e435540f5",
    "signature": "0xede304cd1a6ec8dbe17e30199aac0af75588ee02d0ea235fbfc5e290b196b1d95f149bf94e03c6ab2e9b9e3eafb7a5ca7c6236229c1f3f64569e44bbc9e788ff1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}