{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109181",
    "entityType": "User",
    "nonce": "0x266c97c07c58fcbbcd028c9a575b3e682b42e3fd92675bae6c1ec07e536c0aa9",
    "signature": "0x4bf077988eb0e185c7276092cc2ac428f02790b7150964f42612135123f1efb31f95cc741e3fce42ee061b1dbdd0174bb5f22213f1778bd411e2d5d1c3848cd41b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}