{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "382683",
    "entityType": "User",
    "nonce": "0xd8473f5a42957313d88689154d9ba06bdce43857a8a31fb3298f0ace5abc4bb3",
    "signature": "0xbf149d0b59c302124675ebfabc2f54f1e32d653ce6af97f2dd44cea49bbe3ba75b21a0fa58419e512d0ccf4bccf2d1f3b7fa2107477ea2cfb91a5dfd561770041b",
    "signer": "0x3fB3464202dCA960F65e2706E5749EaFc41e4b48",
    "userId": "826685732"
  }
}