{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "31482",
    "entityType": "User",
    "nonce": "0xab08dc561e37d4b99b5146aa250415cc82bc7643b7436f0fcecd69114b7e4882",
    "signature": "0xa9e3a50cafb4aab2c5e06ac0134c557703ff5aa85e6530fd0d92b1c77ff2c2784e3aa798a5abd5888e9aa4232fcf4caed03c8bd7b9b34375da39573d692a43451c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}