{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "238180",
    "entityType": "User",
    "nonce": "0x3e71b086d557189875c55e12ee6942cf192117623e61bc2970c59e640198a9aa",
    "signature": "0x0165cc006fedba44ce789be5bd264e76781ec9c4919234fdc7c0e9b3cebd39ab1630c47cb01159fffabaae8cece4566db5fdf4ef0d78f8a823672cda781aea831c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}