{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "801172",
    "entityType": "User",
    "nonce": "0x2bc88487b40b084c6e5238c3da395211b5d65c4b83c1345bacc43feff2a46e86",
    "signature": "0x4b0f3cc725cd75e01782edee5663b5afe61204de5cc67da7ca07fcc0ac3ea24a2c57005a2e837234a2a348ed5140a61cc03077edac1a3132546fa78a4f8e65ed1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}