{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454645691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe1f4187d3f8b5845aa2042844ea060e461fd1ef1c1ee7af71b5412d1ac8f6f1b",
    "signature": "0x1094db28b3a7658054ed59146ac27632513cd6d907d4c0ba41974bfc65b1055e6ef973b737e51bba7eba90c7091ff0e6c5d5b5f6b0b3b6568fda88c154b9564e1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}