{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167051786",
    "entityType": "User",
    "nonce": "0x3a03c217c32aec5f81ecb9191c594b2d55237bb32c409198a75934f2291dd6c2",
    "signature": "0x2bcdd8857ca706b21a15cd3adc22eb168b9d8e101b07ed8ab57fc432f7e7bfc1126c687cce5c439b7db7bfcf36ad31310c36da8dc2e82f88d3cce73603112f7d1c",
    "signer": "0xbc4adcf57d106c3e71DB0FbFD57F069eB395FDF9",
    "userId": "283964533"
  }
}