{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59061",
    "entityType": "User",
    "nonce": "0x8936bfdf6decf3bda378af90d13e897d7a9ef28504de23bf9357c05e850e63cd",
    "signature": "0x64a6d55b9ec6fb08ec85c1a0a9bb4fa91162a8e90bd8269439bf4514aea951525262d3ed1d54b6bf65c8cefd0012b03bbf2f3daf5db5bb6ede870b2b2be5926a1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}