{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "45591",
    "entityType": "User",
    "nonce": "0x0b0c950113882f3417d8d8d29623a21d158c6e7b31d66aaca00ceb60f924629b",
    "signature": "0xe021942c9f8203201f843842cad172eae34fcb25546c990f303dd01648b61843021b5911c7db7327fedeee33901b47d5e723a0f448000441ef1603fee2bdfcc91c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}