{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x54af3cc78c4747357f5755155e330718c3b332c5d56c20aee48f488800d6865d",
    "signature": "0x6c6e3ef267903619466956e2eb0b6e3858952a77bf0e113a360328f93a03b0e76746572e9d516a7c3773bd4a231d401d0df170fa1f5eac85eab8a96dfccaaa8a1c",
    "signer": "0x67f0DD24C108EB5Da1Bb212489834f2f6912C5B7",
    "userId": "512888028"
  }
}