{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10726",
    "entityType": "User",
    "nonce": "0xeb01e8dc3d3524812722e84a98793d072d5ee8271e175e190ec3d10553cc65fe",
    "signature": "0x697d5a53a7ae3368fd4d645de3c290516d6c4d6b03e89286d1294b5ab98898c87e829b2aa1f33d8a21a350e58497a99080cebff13883b3427e317b4a51f52ef81c",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}