{
  "manageEntity": {
    "action": "Repost",
    "entityId": "707385527",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3859dcd56e24d482da2524ce97aa78eb6456f6e2c87134e72f09c2b9c202cc7a",
    "signature": "0xc1bad02fb807edccbc5f0b1583bbdd8ac082258d3447ee6f8a65c086dab3d5bf5c3186b10554e945a76b0bdf149c12695f373c14c154627d9f720fbfcf00bb971c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}